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CVE-2021-35937

Date: August 24, 2022

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.

Severity Score

Related Resources (9)

https://nvd.nist.gov/vuln/detail/CVE-2021-35937
https://access.redhat.com/security/cve/CVE-2021-35937
https://rpm.org/wiki/Releases/4.18.0
https://security.gentoo.org/glsa/202210-22
https://www.usenix.org/legacy/event/sec05/tech/full_papers/borisov/borisov.pdf
https://bugzilla.redhat.com/show_bug.cgi?id=1964125
https://security-tracker.debian.org/tracker/CVE-2021-35937
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-35937
https://www.mend.io/vulnerability-database/CVE-2021-35937

Severity Score

Weakness Type (CWE)

Link Following

CWE-59

Time-of-check Time-of-use (TOCTOU) Race Condition

CWE-367

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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