7.5

CVE-2021-3445

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Rpm ≫ Libdnf Version < 0.60.1
Fedoraproject ≫ Fedora Version 33
Fedoraproject ≫ Fedora Version 34
Redhat ≫ Enterprise Linux Version 8.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.12% 0.618
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.5 1.6 5.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
NIST 5.1 4.9 6.4
AV:N/AC:H/Au:N/C:P/I:P/A:P
CWE-347 Improper Verification of Cryptographic Signature

The product does not verify, or incorrectly verifies, the cryptographic signature for data.

https://bugzilla.redhat.com/show_bug.cgi?id=1932079
Third Party Advisory
Issue Tracking
Mitigation
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/