Out-of-bounds Read in Imagemagick
CVE-2018-11251
In ImageMagick 7.0.7-23 Q16 x86_64 2018-01-24, there is a heap-based buffer over-read in ReadSUNImage in coders/sun.c, which allows attackers to cause a denial of service (application crash in SetGrayscaleImage in MagickCore/quantize.c) via a crafted SUN image file.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.021 (81.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: -0.000
Affected products
- Imagemagick — versions 7.0.7-23
Weakness classification (CWE)
References
- lists.debian.org/debian-lts-announce/2018/05/msg00012.html (mailing-list, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2018/06/msg00004.html (mailing-list)
- usn.ubuntu.com/3681-1/ (vendor-advisory, Third Party Advisory)
- github.com/ImageMagick/ImageMagick/issues/956 (Exploit, Third Party Advisory)
- www.debian.org/security/2018/dsa-4245 (vendor-advisory)
Frequently asked questions
- What is CVE-2018-11251?
- CVE-2018-11251 is a medium-severity vulnerability in Imagemagick, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2018-05-18.
- How severe is CVE-2018-11251?
- Medium severity. CVSS v3 base score is 6.5 out of 10.