CVE-2021-36976

CVSS V2 Medium 4.3 CVSS V3 Medium 6.5
Description
libarchive 3.4.1 through 3.5.1 has a use-after-free in copy_string (called from do_uncompress_block and process_block).
Overview
  • CVE ID
  • CVE-2021-36976
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-07-20T07:15:07
  • Last Modified Date
  • 2022-09-28T20:02:44
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:* 1 OR 3.4.1 3.5.2
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* 1 OR 15.4
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* 1 OR 15.4
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* 1 OR 12.3
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* 1 OR 8.5
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:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
http://seclists.org/fulldisclosure/2022/Mar/27 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2022/Mar/28 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2022/Mar/29 Mailing List Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=32375 Issue Tracking Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libarchive/OSV-2021-557.yaml Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SE5NJQNM22ZE5Z55LPAGCUHSBQZBKMKC/ Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202208-26 Third Party Advisory
https://support.apple.com/kb/HT213182 Third Party Advisory
https://support.apple.com/kb/HT213183 Third Party Advisory
https://support.apple.com/kb/HT213193 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-36976
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36976
History
Created Old Value New Value Data Type Notes
2022-04-04 00:40:13 Added to TrackCVE
2022-12-05 06:28:52 2021-07-20T07:15Z 2021-07-20T07:15:07 CVE Published Date updated
2022-12-05 06:28:52 2022-09-28T20:02:44 CVE Modified Date updated
2022-12-05 06:28:52 Analyzed Vulnerability Status updated
2022-12-05 06:28:57 References updated