Vulnerability Monitor

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CVE-2021-31566

An improper link resolution flaw can occur while extracting an archive leading to changing modes, times, access control lists, and flags of a file outside of the archive. An attacker may provide a malicious archive to a victim user, who would trigger this flaw when trying to extract the archive. A local attacker may use this flaw to gain more privileges in a system.

Published

2022-08-23T16:15:09.337

Last Modified

2024-11-21T06:05:55.217

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

Weaknesses

Type: Primary
CWE-59
Type: Secondary
CWE-59

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	libarchive	libarchive	< 3.5.2	Yes
Operating System	fedoraproject	fedora	35	Yes
Operating System	redhat	enterprise_linux	8.0	Yes
Operating System	redhat	enterprise_linux_eus	8.6	Yes
Operating System	redhat	enterprise_linux_for_ibm_z_systems	8.0	Yes
Operating System	redhat	enterprise_linux_for_ibm_z_systems_eus	8.6	Yes
Operating System	redhat	enterprise_linux_for_power_little_endian	8.0	Yes
Operating System	redhat	enterprise_linux_for_power_little_endian_eus	8.6	Yes
Operating System	redhat	enterprise_linux_server_aus	8.6	Yes
Operating System	redhat	enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions	8.6	Yes
Operating System	redhat	enterprise_linux_server_tus	8.6	Yes
Application	redhat	codeready_linux_builder	-	Yes
Operating System	redhat	enterprise_linux	8.0	No
Operating System	redhat	enterprise_linux_eus	8.6	No
Operating System	redhat	enterprise_linux_for_ibm_z_systems	8.0	No
Operating System	redhat	enterprise_linux_for_ibm_z_systems_eus	8.6	No
Operating System	redhat	enterprise_linux_for_power_little_endian	8.0	No
Operating System	redhat	enterprise_linux_for_power_little_endian_eus	8.6	No
Operating System	debian	debian_linux	10.0	Yes
Application	splunk	universal_forwarder	< 8.2.12	Yes
Application	splunk	universal_forwarder	< 9.0.6	Yes
Application	splunk	universal_forwarder	9.1.0	Yes

References

https://access.redhat.com/security/cve/CVE-2021-31566 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=2024237 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://github.com/libarchive/libarchive/commit/b41daecb5ccb4c8e3b2c53fd6147109fc12c3043 Patch, Third Party Advisory ([email protected])
https://github.com/libarchive/libarchive/issues/1566 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2022/11/msg00030.html Mailing List, Third Party Advisory ([email protected])
https://access.redhat.com/security/cve/CVE-2021-31566 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=2024237 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/libarchive/libarchive/commit/b41daecb5ccb4c8e3b2c53fd6147109fc12c3043 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/libarchive/libarchive/issues/1566 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2022/11/msg00030.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)