Published: 19/05/2021 Updated: 07/11/2023

CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6

CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8

VMScore: 383

Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

A flaw was found in the RPM package in the read functionality. This flaw allows an attacker who can convince a victim to install a seemingly verifiable package or compromise an RPM repository, to cause RPM database corruption. The highest threat from this vulnerability is to data integrity. This flaw affects RPM versions prior to 4.17.0-alpha.

Vulnerable Product	Search on Vulmon	Subscribe to Product
rpm rpm
redhat enterprise linux 8.0
fedoraproject fedora 32
fedoraproject fedora 33
fedoraproject fedora 34

Debian Bug report logs - #985308 CVE-2021-3421 CVE-2021-20271 CVE-2021-20266 CVE-2021-20249 CVE-2021-20248 Package: rpm; Maintainer for rpm is RPM packaging team <team+pkg-rpm@trackerdebianorg>; Source for rpm is src:rpm (PTS, buildd, popcon) Reported by: Moritz Muehlenhoff <jmm@debianorg> Date: Mon, 15 Mar 2021 1 ...

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, confidentialit ...

A flaw was found in the RPM package in the read functionality This flaw allows an attacker who can convince a victim to install a seemingly verifiable package or compromise an RPM repository, to cause RPM database corruption The highest threat from this vulnerability is to data integrity ...

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CWE-347 https://bugzilla.redhat.com/show_bug.cgi?id=1927747 https://security.gentoo.org/glsa/202107-43 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VHRPNBCRPDJHHQE3MBPSZK4H7X2IM7AC/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YILPBTPSBRYL4POBI3F4YUSVPSOQNJBY/https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=985308 https://nvd.nist.gov https://alas.aws.amazon.com/AL2/ALAS-2021-1689.html

CVE-2021-3421

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