CVE-2018-11251

Public Exploit

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.

Category

6.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.21%
Vendor Advisory ubuntu.com Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://lists.debian.org/debian-lts-announce/2018/05/msg00012.html third party advisory mailing list
https://lists.debian.org/debian-lts-announce/2018/06/msg00004.html mailing list
https://usn.ubuntu.com/3681-1/ third party advisory vendor advisory
https://github.com/ImageMagick/ImageMagick/issues/956 third party advisory exploit
https://www.debian.org/security/2018/dsa-4245 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-11251?
CVE-2018-11251 has been scored as a medium severity vulnerability.
How to fix CVE-2018-11251?
To fix CVE-2018-11251, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-11251 being actively exploited in the wild?
It is possible that CVE-2018-11251 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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