CVE-2021-35937

MEDIUM

rpm < 4.18.0 - Unauthenticated Time-of-check Time-of-use Race Condition

Title source: llm
STIX 2.1

Description

A race condition vulnerability was found in rpm. A local unprivileged user could use this flaw to bypass the checks that were introduced in response to CVE-2017-7500 and CVE-2017-7501, potentially gaining root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

References (5)

Core 5
Core References
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/202210-22
Issue Tracking, Patch, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1964125
Exploit, Technical Description, Third Party Advisory
https://www.usenix.org/legacy/event/sec05/tech/full_papers/borisov/borisov.pdf

Scores

CVSS v3 6.4
EPSS 0.0001
EPSS Percentile 2.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-367 CWE-59
Status published
Products (6)
fedoraproject/fedora 34
redhat/enterprise_linux 6.0
redhat/enterprise_linux 7.0
redhat/enterprise_linux 8.0
redhat/enterprise_linux 9.0
rpm/rpm < 4.18.0
Published Aug 25, 2022
Tracked Since Feb 18, 2026