Out-of-bounds Read in Imagemagick

CVE-2018-11625

In ImageMagick 7.0.7-37 Q16, SetGrayscaleImage in the quantize.c file allows attackers to cause a heap-based buffer over-read via a crafted file.

Vulnerability class: Buffer Overflow

EPSS: 0.023 (81.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Imagemagick — versions 7.0.7-37
Canonical Ubuntu_linux — versions 14.04, 16.04, 17.10
N/a — versions n/a

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2018-11625?: CVE-2018-11625 is a high-severity vulnerability in Imagemagick, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2018-05-31.
How severe is CVE-2018-11625?: High severity. CVSS v3 base score is 8.8 out of 10.