CVE-2021-37220

CVSS V2 Medium 4.3 CVSS V3 Medium 5.5
Description
MuPDF through 1.18.1 has an out-of-bounds write because the cached color converter does not properly consider the maximum key size of a hash table. This can, for example, be seen with crafted "mutool draw" input.
Overview
  • CVE ID
  • CVE-2021-37220
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-07-21T22:15:08
  • Last Modified Date
  • 2021-11-28T23:19:50
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:artifex:mupdf:*:*:*:*:*:*:*:* 1 OR 1.18.1
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://bugs.ghostscript.com/show_bug.cgi?id=703791 Exploit Vendor Advisory
http://git.ghostscript.com/?p=mupdf.git;h=f5712c9949d026e4b891b25837edd2edc166151f Patch Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TKRMREIYUBGG2GV73CU7BJNW2Q34IP23/ Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-37220
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37220
History
Created Old Value New Value Data Type Notes
2022-05-10 06:44:48 Added to TrackCVE
2022-12-05 06:45:19 2021-07-21T22:15Z 2021-07-21T22:15:08 CVE Published Date updated
2022-12-05 06:45:19 2021-11-28T23:19:50 CVE Modified Date updated
2022-12-05 06:45:19 Analyzed Vulnerability Status updated