CVE-2021-4115
moderate-risk
Published 2022-02-21
There is a flaw in polkit which can allow an unprivileged user to cause polkit to crash, due to process file descriptor exhaustion. The highest threat from this vulnerability is to availability. NOTE: Polkit process outage duration is tied to the failing process being reaped and a new one being spawned
Do I need to act?
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0.11% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10
Medium
LOCAL
/ LOW complexity
Affected Products (8)
Affected Vendors
References (12)
Third Party Advisory
https://access.redhat.com/security/cve/cve-2021-4115
Third Party Advisory
https://access.redhat.com/security/cve/cve-2021-4115
32
/ 100
moderate-risk
Severity
18/34 · Moderate
Exploitability
0/34 · Minimal
Exposure
14/34 · Moderate