CVE-2021-3445

EPSS 1.1%CWE-347

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 1.1%KEV nãoPoC —Patch referenciado

Lifecycle

19 May 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A flaw was found in libdnf's signature verification functionality in versions before 0.60.1. This flaw allows an attacker to achieve code execution if they can alter the header information of an RPM package and then trick a user or system into installing it. The highest risk of this vulnerability is to confidentiality, integrity, as well as system availability.

Affected products

n/a · libdnf

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References

https://bugzilla.redhat.com/show_bug.cgi?id=1932079 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DPMFGGQ5T6WVFTFX3OKMVTTM5O4EXWZR/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G4NL7TNWAHJ6JVRABQUPWHKKCTHUZMNF/