Vulnerability CVE-2018-11251
Published: 2018-05-18

Description:
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.

Type:

CWE-125

 (Out-of-bounds Read)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Imagemagick -> Imagemagick 

 References:
https://github.com/ImageMagick/ImageMagick/issues/956
https://lists.debian.org/debian-lts-announce/2018/05/msg00012.html
https://lists.debian.org/debian-lts-announce/2018/06/msg00004.html
https://usn.ubuntu.com/3681-1/
https://www.debian.org/security/2018/dsa-4245
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