Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2021-20224 First vendor Publication 2022-08-25
Vendor Cve Last vendor Modification 2023-03-11

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required None User Interaction Required
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

An integer overflow issue was discovered in ImageMagick's ExportIndexQuantum() function in MagickCore/quantum-export.c. Function calls to GetPixelIndex() could result in values outside the range of representable for the 'unsigned char'. When ImageMagick processes a crafted pdf file, this could lead to an undefined behaviour or a crash.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20224

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-190 Integer Overflow or Wraparound (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 651

Sources (Detail)

Source Url
MISC https://github.com/ImageMagick/ImageMagick/commit/5af1dffa4b6ab984b5f13d1e91c...
https://github.com/ImageMagick/ImageMagick/pull/3083
https://github.com/ImageMagick/ImageMagick6/commit/553054c1cb1e4e05ec86237afe...
MLIST https://lists.debian.org/debian-lts-announce/2023/03/msg00008.html

Alert History

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Date Informations
2023-08-26 02:06:47
  • Multiple Updates
2023-03-12 05:27:33
  • Multiple Updates
2022-08-29 21:27:11
  • Multiple Updates
2022-08-26 17:27:11
  • Multiple Updates
2022-08-26 00:27:12
  • First insertion