CVE-2021-20271
moderate-risk
Published 2021-03-26
A flaw was found in RPM's signature check functionality when reading a package file. This flaw allows an attacker who can convince a victim to install a seemingly verifiable package, whose signature header was modified, to cause RPM database corruption and execute code. The highest threat from this vulnerability is to data integrity, confidentiality, and system availability.
Do I need to act?
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0.23% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.0/10
High
LOCAL
/ HIGH complexity
Affected Products (13)
Affected Vendors
References (14)
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1934125
Third Party Advisory
https://security.gentoo.org/glsa/202107-43
Third Party Advisory
https://www.starwindsoftware.com/security/sw-20220805-0002/
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1934125
Third Party Advisory
https://security.gentoo.org/glsa/202107-43
Third Party Advisory
https://www.starwindsoftware.com/security/sw-20220805-0002/
36
/ 100
moderate-risk
Severity
18/34 · Moderate
Exploitability
1/34 · Minimal
Exposure
17/34 · Moderate