CVE-2018-20467 — In coders/bmp
In coders/bmp.c in ImageMagick before 7.0.8-16, an input file can result in an infinite loop and hang, with high CPU and memory consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.
Published
2018-12-26T03:00:00.000Z
Last modified
2024-08-05T12:05:17.002Z
01What is this vulnerability?
In coders/bmp.c in ImageMagick before 7.0.8-16, an input file can result in an infinite loop and hang, with high CPU and memory consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.
02Affected products
| Vendor | Product | Versions |
|---|
| n | a / n/a | n/a |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2018-12-26T03:00:00.000Z
- Last modified: 2024-08-05T12:05:17.002Z
09References
- github.com — https://github.com/ImageMagick/ImageMagick/commit/db0add932fb850d762b02604ca3053…
- www.securityfocus.com — http://www.securityfocus.com/bid/106315
- github.com — https://github.com/ImageMagick/ImageMagick/issues/1408
- lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00034.html
- lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00006.html
- usn.ubuntu.com — https://usn.ubuntu.com/4034-1/
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2020/08/msg00030.html
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