CVE-2021-35937 — Time-of-check Time-of-use (TOCTOU) Race Condition in RPM
Severity
6.4MEDIUMNVD
CNA7.3OSV7.8
EPSS
0.0%
top 97.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedAug 25
Latest updateAug 26
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.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:HExploitability: 0.5 | Impact: 5.9
Patches
🔴Vulnerability Details
3📋Vendor Advisories
3Microsoft▶
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 gain↗2022-08-09
Debian▶
CVE-2021-35937: rpm - A race condition vulnerability was found in rpm. A local unprivileged user could...↗2021