Medium severity · published Sep 6, 2018
CVE-2018-16643
The functions ReadDCMImage in coders/dcm.c, ReadPWPImage in coders/pwp.c, ReadCALSImage in coders/cals.c, and ReadPICTImage in coders/pict.c in ImageMagick 7.0.8-4 do not check…
6.5
CVSS
3.1%
EPSS
No
On KEV
Description
The functions ReadDCMImage in coders/dcm.c, ReadPWPImage in coders/pwp.c, ReadCALSImage in coders/cals.c, and ReadPICTImage in coders/pict.c in ImageMagick 7.0.8-4 do not check the return value of the fputc function, which allows remote attackers to cause a denial of service via a crafted image file.
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)3.1% · 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
8.0 · source: NVD
IM
Imagemagick · Imagemagick
7.0.8-4 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 18.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-16643
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-16643
Patch
https://github.com/ImageMagick/ImageMagick/commit/6b6bff054d569a77973f2140c0e86366e6168a6c
Issue Tracking
https://github.com/ImageMagick/ImageMagick/issues/1199
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00002.html
lists.debian.org
https://lists.debian.org/debian-lts-announce/2020/09/msg00007.html
Third Party Advisory
https://usn.ubuntu.com/3785-1/
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