Arbitrary file upload in Backup & Replication - CVE-2022-26500
Published: March 18, 2022 / Updated: December 13, 2022
Vulnerability identifier: #VU61468
CSH Severity: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
CVE-ID: CVE-2022-26500
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
Backup & Replication
Backup & Replication
Software vendor:
Veeam
Veeam
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to improper validation of file extensions by the internal API functions. A remote attacker can upload a malicious file and execute it on the server.
Remediation
Install updates from vendor's website.