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Servers and applications

CVE-2020-27770

Due to a missing check for 0 value of `replace_extent`, it is possible for offset `p` to overflow in SubstituteString(), causing potential impact to application availability. This could be triggered by a crafted input file that is processed by ImageMagick. This flaw affects ImageMagick versions prior to 7.0.8-68.

Severity
Medium 5.5
Published
4 Dec 2020
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
6.9.10-68, 7.0.8-68
Sources
NVD

Affected software

SoftwareAffected versions
ImageMagickServers and applications · cpe:a:imagemagick:imagemagick
  • Every version before 6.9.10-68
  • From 7.0.0-0 before 7.0.8-68

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-27770
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-27770