CVE-2017-16546

moderate-risk
Published 2017-11-05

The ReadWPGImage function in coders/wpg.c in ImageMagick 7.0.7-9 does not properly validate the colormap index in a WPG palette, which allows remote attackers to cause a denial of service (use of uninitialized data or invalid memory allocation) or possibly have unspecified other impact via a malformed WPG file.

Do I need to act?

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0.32% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (7)

Affected Vendors

Canonical Imagemagick Debian

References (12)

Issue Tracking https://github.com/ImageMagick/ImageMagick/commit/2130bf6f89ded32ef0c88a11694f10...
Issue Tracking https://github.com/ImageMagick/ImageMagick/commit/e04cf3e9524f50ca336253513d9772...
Issue Tracking https://github.com/ImageMagick/ImageMagick/issues/851
Third Party Advisory https://usn.ubuntu.com/3681-1/
Third Party Advisory https://www.debian.org/security/2017/dsa-4040
Third Party Advisory https://www.debian.org/security/2017/dsa-4074
Issue Tracking https://github.com/ImageMagick/ImageMagick/commit/2130bf6f89ded32ef0c88a11694f10...
Issue Tracking https://github.com/ImageMagick/ImageMagick/commit/e04cf3e9524f50ca336253513d9772...
Issue Tracking https://github.com/ImageMagick/ImageMagick/issues/851
Third Party Advisory https://usn.ubuntu.com/3681-1/
Third Party Advisory https://www.debian.org/security/2017/dsa-4040
Third Party Advisory https://www.debian.org/security/2017/dsa-4074
45
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 1/34 · Minimal
Exposure 14/34 · Moderate