Security readout for executives and security teams
Plain-English summary
A malformed MNG image can make affected ImageMagick processing loop indefinitely. For businesses, the main risk is denial of service: image upload, conversion, or thumbnail systems may hang or consume resources when handling untrusted files.
Executive priority
Prioritize remediation for internet-facing or customer-facing image workflows. This is not evidence of data theft or code execution, but denial of service can still affect availability and customer operations.
Technical view
ImageMagick 7.0.7-28 contains an infinite loop in ReadOneMNGImage in coders/png.c. The source bundle says a crafted MNG file can trigger denial of service. Ubuntu and Debian published security updates, but the bundle does not provide CVSS, CWE, or complete affected-version detail.
Likely exposure
Exposure is most likely where ImageMagick processes user-supplied or externally sourced images, especially upload portals, CMS media handling, thumbnailers, converters, or batch processing workers. Internal-only image processing has lower risk unless files come from untrusted sources.
Exploitation context
The sources describe remote denial of service via a crafted MNG file. CISA KEV is false in the bundle, and no cited source here supports active exploitation in the wild.
Researcher notes
The public bundle identifies the vulnerable function and file but lacks CVSS, CWE, and full version range detail. Treat version scope conservatively and rely on vendor package advisories for fixed builds.
Mitigation direction
- Apply ImageMagick security updates from the relevant OS or vendor advisory.
- Check Ubuntu USN-3681-1 and Debian DLA-2333-1 for package-specific update guidance.
- Restrict or disable MNG processing where it is not required.
- Isolate image conversion workers with resource limits and timeouts.
- Avoid processing untrusted images on privileged or shared service hosts.
Validation and detection
- Inventory systems and containers that include ImageMagick.
- Confirm whether ImageMagick handles user-supplied or third-party MNG files.
- Verify installed packages include the applicable vendor security update.
- Review upload and conversion pipelines for worker timeouts and resource limits.
- Check monitoring for repeated image-processing hangs or resource exhaustion.
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-2018-10177 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/1095CVE reference · x_refsource_MISC
- [debian-lts-announce] 20200818 [SECURITY] [DLA 2333-1] imagemagick security updateCVE 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.