UpHeron
All vulnerabilities

Servers and applications

CVE-2018-11251

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.

Severity
Medium 6.5
Published
18 May 2018
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
7.0.7-21
Exploit chance
2.1% in the next 30 daysHigher than 81% of CVEs. EPSS by FIRST, 10 Nov 2026
Weakness
Out-of-bounds read (CWE-125)
Attack
Over the network · No login needed · Needs someone to click or open something
Attacker can
Take it down
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Sources
NVD

Affected software

SoftwareAffected versions
ImageMagickServers and applications · cpe:a:imagemagick:imagemagick
  • From 7.0.7-16 before 7.0.7-21
  • Version 7.0.7-23

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-11251
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-11251