Upstream information

CVE-2021-3445 at MITRE

Description

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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5.1
Vector AV:N/AC:H/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 8.8 6.4
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
Access Vector Network Network
Access Complexity Low High
Privileges Required None High
User Interaction Required Required
Scope Unchanged Unchanged
Confidentiality Impact High High
Integrity Impact High High
Availability Impact High High
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entries: 1183779 [NEW], 1184501 [NEW]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP3
  • hawkey-man >= 0.62.0-5.3.1
  • libdnf-devel >= 0.62.0-5.3.1
  • libdnf-repo-config-zypp >= 0.62.0-5.3.1
  • libdnf2 >= 0.62.0-5.3.1
  • python3-hawkey >= 0.62.0-5.3.1
  • python3-libdnf >= 0.62.0-5.3.1
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-SP3-2021-2685
openSUSE Leap 15.3
  • hawkey-man >= 0.62.0-5.3.1
  • libdnf-devel >= 0.62.0-5.3.1
  • libdnf-repo-config-zypp >= 0.62.0-5.3.1
  • libdnf2 >= 0.62.0-5.3.1
  • python3-hawkey >= 0.62.0-5.3.1
  • python3-libdnf >= 0.62.0-5.3.1
Patchnames:
openSUSE-SLE-15.3-2021-2685