Unrated severityNVD Advisory· Published Mar 26, 2021· Updated Aug 3, 2024
CVE-2021-20271
CVE-2021-20271
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
30- RPM/RPMdescription
- osv-coords29 versionspkg:rpm/opensuse/libdnf&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/python-rpm&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/python-rpm&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/rpm&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/rpm&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/rpm-ndb&distro=openSUSE%20Leap%2015.3pkg:rpm/suse/python3-rpm&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/python3-rpm&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/python-rpm&distro=SUSE%20Linux%20Enterprise%20Micro%205.0pkg:rpm/suse/python-rpm&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/python-rpm&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/python-rpm&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%202%2015%20SP2pkg:rpm/suse/python-rpm&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%202%2015%20SP3pkg:rpm/suse/rpm&distro=SUSE%20Linux%20Enterprise%20Micro%205.0pkg:rpm/suse/rpm&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/rpm&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/rpm&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP2pkg:rpm/suse/rpm&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP3pkg:rpm/suse/rpm&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/rpm&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/rpm&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/rpm&distro=SUSE%20Manager%20Proxy%20Module%204.1pkg:rpm/suse/rpm&distro=SUSE%20Manager%20Proxy%20Module%204.2pkg:rpm/suse/rpm&distro=SUSE%20Manager%20Server%20Module%204.1pkg:rpm/suse/rpm&distro=SUSE%20Manager%20Server%20Module%204.2pkg:rpm/suse/rpm-ndb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP2pkg:rpm/suse/rpm-ndb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP3pkg:rpm/suse/rpm-python&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/rpm-python&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5
< 0.62.0-5.3.1+ 28 more
- (no CPE)range: < 0.62.0-5.3.1
- (no CPE)range: < 4.14.1-lp152.18.3.1
- (no CPE)range: < 4.14.3-37.2
- (no CPE)range: < 4.14.1-lp152.18.3.1
- (no CPE)range: < 4.14.3-37.2
- (no CPE)range: < 4.14.3-37.2
- (no CPE)range: < 4.11.2-16.26.1
- (no CPE)range: < 4.11.2-16.26.1
- (no CPE)range: < 4.14.1-22.4.1
- (no CPE)range: < 4.14.1-22.4.1
- (no CPE)range: < 4.14.3-37.2
- (no CPE)range: < 4.14.1-22.4.1
- (no CPE)range: < 4.14.3-37.2
- (no CPE)range: < 4.14.1-22.4.2
- (no CPE)range: < 4.14.1-22.4.2
- (no CPE)range: < 4.14.3-37.2
- (no CPE)range: < 4.14.1-22.4.2
- (no CPE)range: < 4.14.3-37.2
- (no CPE)range: < 4.11.2-16.26.1
- (no CPE)range: < 4.11.2-16.26.1
- (no CPE)range: < 4.11.2-16.26.1
- (no CPE)range: < 4.14.1-22.4.2
- (no CPE)range: < 4.14.3-37.2
- (no CPE)range: < 4.14.1-22.4.2
- (no CPE)range: < 4.14.3-37.2
- (no CPE)range: < 4.14.1-22.4.2
- (no CPE)range: < 4.14.3-37.2
- (no CPE)range: < 4.11.2-16.26.1
- (no CPE)range: < 4.11.2-16.26.1
Patches
Vulnerability mechanics
References
7- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/mitrevendor-advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VHRPNBCRPDJHHQE3MBPSZK4H7X2IM7AC/mitrevendor-advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YILPBTPSBRYL4POBI3F4YUSVPSOQNJBY/mitrevendor-advisory
- security.gentoo.org/glsa/202107-43mitrevendor-advisory
- bugzilla.redhat.com/show_bug.cgimitre
- github.com/rpm-software-management/rpm/commit/d6a86b5e69e46cc283b1e06c92343319beb42e21mitre
- www.starwindsoftware.com/security/sw-20220805-0002/mitre
News mentions
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