Improper Access Control Affecting virt:rhel/libvirt-daemon package, versions <0:4.5.0-23.3.module+el8.0.0.z+3418+a72cf898


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-RHEL8-VIRT-3433918
  • published26 Jul 2021
  • disclosed20 Jun 2019

Introduced: 20 Jun 2019

CVE-2019-10166  (opens in a new tab)
CWE-284  (opens in a new tab)

How to fix?

Upgrade RHEL:8 virt:rhel/libvirt-daemon to version 0:4.5.0-23.3.module+el8.0.0.z+3418+a72cf898 or higher.
This issue was patched in RHSA-2019:1580.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt:rhel/libvirt-daemon package and not the virt:rhel/libvirt-daemon package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

It was discovered that libvirtd, versions 4.x.x before 4.10.1 and 5.x.x before 5.4.1, would permit readonly clients to use the virDomainManagedSaveDefineXML() API, which would permit them to modify managed save state files. If a managed save had already been created by a privileged user, a local attacker could modify this file such that libvirtd would execute an arbitrary program when the domain was resumed.

CVSS Scores

version 3.1