Medium severity · published Feb 23, 2018
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…
6.5
CVSS
3.2%
EPSS
No
On KEV
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 vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.2% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
7.0 · source: NVD
IM
Imagemagick · Imagemagick
7.0.7-23 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 17.10; 18.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-7443
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-7443
Exploit
https://github.com/ImageMagick/ImageMagick/issues/999
Mailing List
https://lists.debian.org/debian-lts-announce/2018/02/msg00028.html
lists.debian.org
https://lists.debian.org/debian-lts-announce/2020/08/msg00030.html
Third Party Advisory
https://usn.ubuntu.com/3681-1/
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