Resource exhaustion in Imagemagick
CVE-2018-7443
The ReadTIFFImage function in coders/tiff.c in ImageMagick 7.0.7-23 Q16 does not properly validate the amount of image data in a file, which allows remote attackers to cause a denial of service (memory allocation failure in the AcquireMagickMemory function in MagickCore/memory.c).
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: 0.032 (87.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 87.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.032 · newest: 0.032 · change: 0.000
Affected products
- Imagemagick — versions 7.0.7-23
- Canonical Ubuntu Linux — versions 14.04, 16.04, 17.10
- Debian Linux — versions 7.0
Weakness classification (CWE)
References
- lists.debian.org/debian-lts-announce/2018/02/msg00028.html (mailing-list, Mailing List, Third Party Advisory)
- github.com/ImageMagick/ImageMagick/issues/999 (Exploit, Third Party Advisory, Issue Tracking)
- usn.ubuntu.com/3681-1/ (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/08/msg00030.html (mailing-list)
Frequently asked questions
- What is CVE-2018-7443?
- CVE-2018-7443 is a medium-severity vulnerability in Imagemagick, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2018-02-23.
- How severe is CVE-2018-7443?
- Medium severity. CVSS v3 base score is 6.5 out of 10.