Security readout for executives and security teams
Plain-English summary
CVE-2017-11533 is a memory safety flaw in ImageMagick's convert tool. A specially crafted file can trigger a heap-based buffer over-read while writing UIL output. The provided sources do not give a CVSS score or confirmed business impact beyond the over-read condition.
Executive priority
Treat this as a patching and exposure-reduction item for systems that process external files. Priority rises if ImageMagick is reachable through customer uploads or automated conversion services.
Technical view
ImageMagick 7.0.6-1 can over-read heap memory in WriteUILImage() in coders/uil.c when convert processes crafted input. Debian and Ubuntu advisories reference security updates, but the bundle does not include patch commit details, affected package ranges, or exploit maturity beyond the CVE description.
Likely exposure
Exposure is most likely where ImageMagick convert processes untrusted or user-supplied files, such as uploads, media pipelines, document conversion, or automated image handling on unpatched Ubuntu or Debian systems.
Exploitation context
The provided sources do not show CISA KEV listing or active exploitation. Exploitation requires a crafted file being processed by ImageMagick convert. No exploit steps or weaponized details are included in the source bundle.
Researcher notes
Evidence is limited to the CVE summary and vendor advisory references. No CVSS, CWE, affected CPEs, patch commit, or active exploitation evidence is present in the supplied bundle.
Mitigation direction
- Apply relevant Ubuntu or Debian ImageMagick security updates.
- Check ImageMagick upstream guidance for fixed versions.
- Restrict ImageMagick processing of untrusted files where feasible.
- Isolate image conversion workers from sensitive systems and data.
- Review upload and conversion paths for unnecessary UIL output handling.
Validation and detection
- Inventory systems and containers with ImageMagick installed.
- Identify workflows that invoke convert on user-controlled files.
- Check package versions against Ubuntu and Debian advisories.
- Confirm deployed builds include vendor security updates.
- Review logs for abnormal converter crashes around uploaded files.
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.
CVE-2017-11533 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
- 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
- USN-3681-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- https://github.com/ImageMagick/ImageMagick/issues/562CVE reference · x_refsource_CONFIRM
- DSA-4019CVE reference · vendor-advisory, x_refsource_DEBIAN
- DSA-4204CVE reference · vendor-advisory, x_refsource_DEBIAN
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.