#VU94498 Improper neutralization of special elements in output used by a downstream component in Xen - CVE-2024-31144
Published: July 17, 2024
Vulnerability identifier: #VU94498
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:U/U:Green
CVE-ID: CVE-2024-31144
CWE-ID: CWE-74
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Xen
Xen
Software vendor:
Xen Project
Xen Project
Description
The vulnerability allows a malicious guest to compromise other guests.
The vulnerability exists due to improper validation of metadata in xapi when restoring data from backup. A malicious guest can manipulate disks to appear to be a metadata backup and trick the guest administrator to recover the system from a malicious backup.
Systems running Xapi v1.249.x are affected.
Remediation
Install updates from vendor's website.