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…
Does this matter?
Lower severity and a low EPSS score (3.23%). Track it; it rarely justifies an emergency change on its own.
Description
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).
- CVSS 3.0
- 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 3.23% probability · 88th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- imagemagick/imagemagick · debian/debian linux · canonical/ubuntu linux
- Source
- cve@mitre.org
EPSS 3.2% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://github.com/ImageMagick/ImageMagick/issues/999Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/02/msg00028.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00030.html
- https://usn.ubuntu.com/3681-1/Third Party Advisory
- https://github.com/ImageMagick/ImageMagick/issues/999Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/02/msg00028.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00030.html
- https://usn.ubuntu.com/3681-1/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.