Security readout for executives and security teams
CVE-2017-9048 is a libxml2 memory-safety flaw that can crash software using libxml2 when processing certain XML element content definitions. The source bundle names PHP as an example dependent program. The business impact is availability disruption, not confirmed data theft or tampering. Exposure is most likely where servers, applications, containers, or appliances include vulnerable libxml2 and process untrusted XML or DTD-related content. The provided affected-product metadata is incomplete, so teams should validate against package advisories and installed package changelogs. Treat as a high-priority availability issue for internet-facing or XML-processing systems. Prioritize patch validation on platforms using libxml2, especially shared hosting, PHP services, XML APIs, and older Linux images. Mitigation focus: Inventory libxml2 packages across hosts, containers, and bundled application runtimes.; Check Debian, Gentoo, and platform vendor advisories for fixed libxml2 packages.; Apply vendor-provided libxml2 security updates where available..
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
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ATT&CK lookup starting points
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CWE-119: Exact CWE lookup
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Open ATT&CK lookupCVE-2017-9048 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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.
CVSS vector scores
1 official scoreWe 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:N/UI:N/S:U/C:N/I:N/A:H3.93.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source materials
- CVE List V5 sourceCVE List V5
- GLSA-201711-01CVE reference · vendor-advisory, x_refsource_GENTOO
- [bookkeeper-issues] 20210628 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8CVE reference · mailing-list, x_refsource_MLIST
- [bookkeeper-issues] 20210629 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8CVE reference · mailing-list, x_refsource_MLIST
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.