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CVE archive

May 2021

Browse CVE records published in May 2021, with severity, affected products, CWE, KEV, and source-backed vulnerability context.

Showing 50 of 1909 matching CVEs · Page 21 of 39.

High · CVSS 8.8

CVE-2021-34947: NETGEAR R7800 net-cgi Out-Of-Bounds Write Remote Code Execution Vulnerability

NETGEAR R7800 net-cgi Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R7800 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the parsing of the soap_block_table file. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of root. . Was ZDI-CAN-13055.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 8.8

CVE-2021-35002: BMC Track-It! Unrestricted File Upload Remote Code Execution Vulnerability

BMC Track-It! Unrestricted File Upload Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of BMC Track-It!. Authentication is required to exploit this vulnerability. The specific flaw exists within the processing of email attachments. The issue results from the lack of proper validation of user-supplied data, which can allow the upload of arbitrary files. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-14122.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34974: Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-15167.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34962: Foxit PDF Editor Caret Annotation Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Editor Caret Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14364.

Published May 7, 2024 · Updated Aug 4, 2024

Low · CVSS 3.3

CVE-2021-34976: Foxit PDF Reader PDF File Parsing Use-After-Free Information Disclosure Vulnerability

Foxit PDF Reader PDF File Parsing Use-After-Free Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of PDF files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-14659.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.5

CVE-2021-34981: Linux Kernel Bluetooth CMTP Module Double Free Privilege Escalation Vulnerability

Linux Kernel Bluetooth CMTP Module Double Free Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Linux Kernel. An attacker must first obtain the ability to execute high-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the CMTP module. The issue results from the lack of validating the existence of an object prior to performing further free operations on the object. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the kernel. Was ZDI-CAN-11977.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34955: Foxit PDF Editor Stamp Annotation Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Editor Stamp Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14356.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34967: Foxit PDF Editor Line Annotation Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Editor Line Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14368.

Published May 7, 2024 · Updated Aug 4, 2024

Low · CVSS 3.3

CVE-2021-34949: Foxit PDF Reader Annotation Out-Of-Bounds Read Information Disclosure Vulnerability

Foxit PDF Reader Annotation Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-14273.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34952: Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14729.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34961: Foxit PDF Editor Ink Annotation Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Editor Ink Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14363.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34975: Foxit PDF Reader transitionToState Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Reader transitionToState Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the implementation of the transitionToState method. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-15218.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34968: Foxit PDF Editor transitionToState Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Editor transitionToState Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the implementation of the transitionToState method. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14370.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34957: Foxit PDF Editor Highlight Annotation Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Editor Highlight Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14358.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34954: Foxit PDF Editor StrikeOut Annotation Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Editor StrikeOut Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14355.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34971: Foxit PDF Reader JPG2000 File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

Foxit PDF Reader JPG2000 File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PDF files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14812.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34963: Foxit PDF Editor PolyLine Annotation Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Editor PolyLine Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14365.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34950: Foxit PDF Reader Annotation Out-Of-Bounds Read Remote Code Execution Vulnerability

Foxit PDF Reader Annotation Out-Of-Bounds Read Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14396.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34964: Foxit PDF Editor Polygon Annotation Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Editor Polygon Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14366.

Published May 7, 2024 · Updated Aug 4, 2024

Low · CVSS 3.3

CVE-2021-34951: Foxit PDF Reader Annotation Use of Uninitialized Variable Information Disclosure Vulnerability

Foxit PDF Reader Annotation Use of Uninitialized Variable Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of proper initialization of a pointer prior to accessing it. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-14395.

Published May 7, 2024 · Updated Aug 4, 2024

High · CVSS 7.8

CVE-2021-34960: Foxit PDF Editor Circle Annotation Use-After-Free Remote Code Execution Vulnerability

Foxit PDF Editor Circle Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14362.

Published May 7, 2024 · Updated Aug 4, 2024

Unknown · CVSS Not scored

CVE-2021-34085: Read access violation in the III_dequantize_sample function in mpglibDBL/layer3.c in mp3gain through 1.5.2-...

Read access violation in the III_dequantize_sample function in mpglibDBL/layer3.c in mp3gain through 1.5.2-r2 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact, a different vulnerability than CVE-2017-9872. CVE-2017-14409, and CVE-2018-10778.

Published May 11, 2022 · Updated Aug 4, 2024

Unknown · CVSS Not scored

CVE-2021-33790: The RebornCore library before 4.7.3 allows remote code execution because it deserializes untrusted data in...

The RebornCore library before 4.7.3 allows remote code execution because it deserializes untrusted data in ObjectInputStream.readObject as part of reborncore.common.network.ExtendedPacketBuffer. An attacker can instantiate any class on the classpath with any data. A class usable for exploitation might or might not be present, depending on what Minecraft modifications are installed.

Published May 31, 2021 · Updated Aug 3, 2024

Unknown · CVSS Not scored

CVE-2021-33570: Postbird 0.8.4 allows stored XSS via the onerror attribute of an IMG element in any PostgreSQL database table.

Postbird 0.8.4 allows stored XSS via the onerror attribute of an IMG element in any PostgreSQL database table. This can result in reading local files via vectors involving XMLHttpRequest and open of a file:/// URL, or discovering PostgreSQL passwords via vectors involving Window.localStorage and savedConnections.

Published May 25, 2021 · Updated Aug 3, 2024

Unknown · CVSS Not scored

CVE-2021-33561: A stored cross-site scripting (XSS) vulnerability in Shopizer before 2.17.0 allows remote attackers to inje...

A stored cross-site scripting (XSS) vulnerability in Shopizer before 2.17.0 allows remote attackers to inject arbitrary web script or HTML via customer_name in various forms of store administration. It is saved in the database. The code is executed for any user of store administration when information is fetched from the backend, e.g., in admin/customers/list.html.

Published May 24, 2021 · Updated Aug 3, 2024

Unknown · CVSS Not scored

CVE-2021-33564: An argument injection vulnerability in the Dragonfly gem before 1.4.0 for Ruby allows remote attackers to r...

An argument injection vulnerability in the Dragonfly gem before 1.4.0 for Ruby allows remote attackers to read and write to arbitrary files via a crafted URL when the verify_url option is disabled. This may lead to code execution. The problem occurs because the generate and process features mishandle use of the ImageMagick convert utility.

Published May 29, 2021 · Updated Aug 3, 2024

Unknown · CVSS Not scored

CVE-2021-33574: The mq_notify function in the GNU C Library (aka glibc) versions 2.32 and 2.33 has a use-after-free.

The mq_notify function in the GNU C Library (aka glibc) versions 2.32 and 2.33 has a use-after-free. It may use the notification thread attributes object (passed through its struct sigevent parameter) after it has been freed by the caller, leading to a denial of service (application crash) or possibly unspecified other impact.

Published May 25, 2021 · Updated Aug 3, 2024

Unknown · CVSS Not scored

CVE-2021-33558: Boa 0.94.13 allows remote attackers to obtain sensitive information via a misconfiguration involving backup...

Boa 0.94.13 allows remote attackers to obtain sensitive information via a misconfiguration involving backup.html, preview.html, js/log.js, log.html, email.html, online-users.html, and config.js. NOTE: multiple third parties report that this is a site-specific issue because those files are not part of Boa.

Published May 27, 2021 · Updated Aug 3, 2024

Unknown · CVSS Not scored

CVE-2021-33516: An issue was discovered in GUPnP before 1.0.7 and 1.1.x and 1.2.x before 1.2.5.

An issue was discovered in GUPnP before 1.0.7 and 1.1.x and 1.2.x before 1.2.5. It allows DNS rebinding. A remote web server can exploit this vulnerability to trick a victim's browser into triggering actions against local UPnP services implemented using this library. Depending on the affected service, this could be used for data exfiltration, data tempering, etc.

Published May 24, 2021 · Updated Aug 3, 2024

High · CVSS 8.8

CVE-2021-33514: Certain NETGEAR devices are affected by command injection by an unauthenticated attacker via the vulnerable...

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker via the vulnerable /sqfs/lib/libsal.so.0.0 library used by a CGI application, as demonstrated by setup.cgi?token=';$HTTP_USER_AGENT;' with an OS command in the User-Agent field. This affects GC108P before 1.0.7.3, GC108PP before 1.0.7.3, GS108Tv3 before 7.0.6.3, GS110TPPv1 before 7.0.6.3, GS110TPv3 before 7.0.6.3, GS110TUPv1 before 1.0.4.3, GS710TUPv1 before 1.0.4.3, GS716TP before 1.0.2.3, GS716TPP before 1.0.2.3, GS724TPPv1 before 2.0.4.3, GS724TPv2 before 2.0.4.3, GS728TPPv2 before 6.0.6.3, GS728TPv2 before 6.0.6.3, GS752TPPv1 before 6.0.6.3, GS752TPv2 before 6.0.6.3, MS510TXM before 1.0.2.3, and MS510TXUP before 1.0.2.3.

Published May 21, 2021 · Updated Aug 3, 2024

High · CVSS 7.5

CVE-2021-33500: PuTTY before 0.75 on Windows allows remote servers to cause a denial of service (Windows GUI hang) by telli...

PuTTY before 0.75 on Windows allows remote servers to cause a denial of service (Windows GUI hang) by telling the PuTTY window to change its title repeatedly at high speed, which results in many SetWindowTextA or SetWindowTextW calls. NOTE: the same attack methodology may affect some OS-level GUIs on Linux or other platforms for similar reasons.

Published May 21, 2021 · Updated Aug 3, 2024