Improper Privilege Management Affecting virt:rhel/nbdkit-linuxdisk-plugin package, versions <0:1.16.2-4.module+el8.3.0+6922+fd575af8


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (24th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Improper Privilege Management vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-RHEL8-VIRT-4882626
  • published26 Jul 2021
  • disclosed21 Jan 2021

Introduced: 21 Jan 2021

CVE-2020-35517  (opens in a new tab)
CWE-269  (opens in a new tab)

How to fix?

Upgrade RHEL:8 virt:rhel/nbdkit-linuxdisk-plugin to version 0:1.16.2-4.module+el8.3.0+6922+fd575af8 or higher.
This issue was patched in RHSA-2021:0711.

NVD Description

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

A flaw was found in qemu. A host privilege escalation issue was found in the virtio-fs shared file system daemon where a privileged guest user is able to create a device special file in the shared directory and use it to r/w access host devices.

CVSS Scores

version 3.1