Security readout for executives and security teams
CVE-2017-11403 is a memory-safety flaw in GraphicsMagick 1.3.26. A malicious image-like file can trigger a use-after-free condition when GraphicsMagick reads MNG/PNG-related content. The source bundle does not prove active exploitation or provide CVSS severity. Exposure is most likely where GraphicsMagick processes untrusted or user-supplied images, especially automated upload, thumbnailing, conversion, or document-processing pipelines. The bundle only names GraphicsMagick 1.3.26 explicitly; distribution packages may vary by backported fixes. Treat this as a targeted remediation item for systems that process untrusted files. It is not KEV-listed in the bundle, but image parsers are common attack surfaces and should be patched through normal security maintenance. Mitigation focus: Upgrade GraphicsMagick using the relevant vendor security update.; Confirm Debian systems include fixes from DSA-4321 or DLA-1456-1.; Confirm Ubuntu systems include fixes from USN-4206-1..
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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CVE-2017-11403 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- DSA-4321CVE reference · vendor-advisory, x_refsource_DEBIAN
- https://blogs.gentoo.org/ago/2017/07/12/graphicsmagick-use-after-free-in-closeblob-blob-c/CVE reference · x_refsource_MISC
- [debian-lts-announce] 20180803 [SECURITY] [DLA 1456-1] graphicsmagick security updateCVE reference · mailing-list, x_refsource_MLIST
- USN-4206-1CVE reference · vendor-advisory, x_refsource_UBUNTU
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.