SB2020082410 - Privilege escalation in QEMU



SB2020082410 - Privilege escalation in QEMU

Published: August 24, 2020

Security Bulletin ID SB2020082410
Severity
Medium
Patch available
NO
Number of vulnerabilities 1
Exploitation vector Adjecent network
Highest impact Code execution

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Out-of-bounds write (CVE-ID: CVE-2020-14364)

The vulnerability allows a remote user to compromise vulnerable system.

The vulnerability exists due to a boundary error within the USB emulator in QEMU. A remote user with access to guest operating system on the guest operating system can send specially crafted USB packets, trigger out-of-bounds write and execute arbitrary code on the host system.


Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.