Resource management error in libvirt - CVE-2020-10703

CSH
CYBERSECURITY HELP
Sign In REGISTER
 
Main Vulnerability Database Vulnerabilities #VU28191

Resource management error in libvirt - CVE-2020-10703

Published: May 23, 2020


Vulnerability identifier: #VU28191
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-10703
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
libvirt
Software vendor:
libvirt.org

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources with the application when performing pool lookups within the storagePoolLookupByTargetPath() function in storage/storage_driver.c. A remote user can create a pool with empty target path and then perform  search for an empty target, which results in libvirt crash.


Remediation

Install updates from vendor's website.

External links