Vulnerability CVE-2018-5685
Published: 2018-01-13   Modified: 2018-01-14

Description:
In GraphicsMagick 1.3.27, there is an infinite loop and application hang in the ReadBMPImage function (coders/bmp.c). Remote attackers could leverage this vulnerability to cause a denial of service via an image file with a crafted bit-field mask value.

Type:

CWE-835

 (Loop with Unreachable Exit Condition ('Infinite Loop'))

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
Graphicsmagick -> Graphicsmagick 
Debian -> Debian linux 

 References:
http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/52a91ddb1aa6
https://lists.debian.org/debian-lts-announce/2018/01/msg00018.html
https://lists.debian.org/debian-lts-announce/2018/08/msg00002.html
https://sourceforge.net/p/graphicsmagick/bugs/541/
https://www.debian.org/security/2018/dsa-4321
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