CVE-2018-20467: n/a vulnerability

CVE-2018-20467: In coders/bmp.c in ImageMagick before 7.0.8-16, an input file can result in an infinite loop and hang, with...

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.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 5, 2024, 12:05 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2018-20467 is a denial-of-service flaw in ImageMagick BMP handling before 7.0.8-16. A malicious image file could make processing hang and consume high CPU and memory. The business risk is service disruption where ImageMagick handles untrusted uploads or automated image conversion. Exposure is most likely in web apps, file-upload services, email/document pipelines, or media workflows that pass untrusted BMP or image files to ImageMagick. Systems without untrusted image processing have lower practical exposure. Prioritize remediation for internet-facing or customer-facing upload and conversion services. This is not presented as code execution, but it can still interrupt availability and consume infrastructure resources. Mitigation focus: Upgrade ImageMagick to 7.0.8-16 or a distro package containing the fix.; Apply relevant Ubuntu, openSUSE, Debian, or vendor security updates.; Restrict or block untrusted BMP processing where business-safe..

Prepared: Jun 6, 2026, 22:09 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Dec 26, 2018, 03:00 UTC (UTC+00:00)

Official CVE source material

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.

0CVSS vectors

0Timeline events

0ADP providers

5Source links

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
https://github.com/ImageMagick/ImageMagick/commit/db0add932fb850d762b02604ca3053b7d7ab6debCVE reference · x_refsource_MISC
https://github.com/ImageMagick/ImageMagick/issues/1408CVE reference · x_refsource_MISC
USN-4034-1CVE reference · vendor-advisory, x_refsource_UBUNTU
[debian-lts-announce] 20200818 [SECURITY] [DLA 2333-1] imagemagick security updateCVE reference · mailing-list, x_refsource_MLIST

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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