Security readout for executives and security teams
Plain-English summary
A flaw in the TRENDnet TV-IP751WIC camera can let a low-privileged remote user crash the device or potentially compromise its confidentiality, integrity, and availability. The issue affects firmware 11.03.03 and involves unsafe handling of a time-setting value. Public exploit material increases urgency, especially where the administrative interface is exposed beyond trusted networks.
Executive priority
Treat affected, internet-reachable devices as an urgent remediation priority. Public exploit availability and potentially complete device compromise justify immediate exposure reduction. Internally isolated devices still require prompt inventory, vendor-guidance review, and a replacement decision if no supported firmware fix exists.
Technical view
The alphapd component’s /cgi-bin/admin/set_time.cgi endpoint contains a stack-based buffer overflow triggered through the Currenttime argument. The CVSS 3.1 vector indicates network reachability, low attack complexity, low privileges, no user interaction, changed scope, and high confidentiality, integrity, and availability impact. The supplied sources identify only TV-IP751WIC firmware 11.03.03 as affected.
Likely exposure
Exposure is confirmed only for TRENDnet TV-IP751WIC firmware 11.03.03. Risk is greatest when its administrative CGI interface is reachable from untrusted networks or accessible through compromised low-privilege credentials. The supplied evidence does not establish whether other firmware versions or TRENDnet models are affected.
Exploitation context
Public exploit material is referenced, and the CVSS vector records proof-of-concept exploit maturity. However, the bundle does not list this CVE as KEV and provides no evidence of active exploitation. Public availability raises attack likelihood but does not prove exploitation in any environment.
Researcher notes
The sources do not describe the vulnerable function’s internals, a vendor patch, affected adjacent versions, or observed attacks. The CVSS vector implies authenticated low-privilege access, while the exact authorization path remains unspecified. Validate exposure non-destructively because testing a stack overflow may crash or destabilize the camera.
Mitigation direction
- Remove direct internet access to the camera’s administrative interface.
- Restrict management access to trusted networks and authorized administrators.
- Check TRENDnet guidance for patched firmware; no patch is identified in the supplied sources.
- If no supported fix exists, isolate or replace affected devices based on business risk.
Validation and detection
- Inventory TV-IP751WIC devices and confirm their installed firmware versions.
- Determine whether the administrative interface is reachable from untrusted networks without sending malicious input.
- Verify access controls prevent unauthorized users from reaching administrative CGI endpoints.
- Review available network and device logs for suspicious endpoint requests, crashes, reboots, or unexpected configuration changes.
- After remediation, confirm firmware status and repeat non-destructive reachability checks.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-119: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCWE-121: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-76584 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.9 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
CVSS vector scores
4 official scoresWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R3.16VulDBCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R3.16VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P——VulDBAV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR810VulDBVulnerability scoring details
Base CVSS 4.0 score
9.4CriticalVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
Base CVSS 3.1 score
9.9CriticalVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
Base CVSS 3.0 score
9.9CriticalVector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
Base CVSS 2.0 score
9CriticalVector: AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- Source timelineVulDB
Advisory disclosed
- Source timelineVulDB
VulDB entry created
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- Source timelineVulDB
VulDB entry last update
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- VDB-393043 | TRENDnet TV-IP751WIC alphapd set_time.cgi stack-based overflowCVE reference, VulDB · vdb-entry, technical-description
- VDB-393043 | CTI Indicators (IOB, IOC, IOA)CVE reference, VulDB · signature, permissions-required
- CVE-2026-76584 | CVE Analysis and ReportCVE reference, VulDB · third-party-advisory
- Submit #877793 | TRENDnet TV-IP751WIC TV-IP751WIC Stack-based Buffer OverflowCVE reference, VulDB · third-party-advisory
- https://github.com/meishigana/CVE/tree/main/team15_20260702/07_751wic-apd-time-cmdiCVE reference, VulDB · related
- https://github.com/meishigana/CVE/blob/main/team15_20260702/07_751wic-apd-time-cmdi/poc/poc-time-injection.pyCVE reference, VulDB · exploit
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Restriction of Operations within the Bounds of a Memory Buffer
Improper Restriction of Operations within the Bounds of a Memory Buffer represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.
Stack-based Buffer Overflow
Stack-based Buffer Overflow represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.