Actively exploited · Published Mar 17, 2022 · Assigned by mitre
CVE-2022-26500
High 8.8 Exploited Ransomware
In plain English
A high-severity path traversal in Backup & Replication from Veeam. Attackers are actively exploiting it in the wild (listed by CISA on December 13, 2022). It has been used in ransomware campaigns. The chance it is exploited in the next 30 days is estimated at 5.8% (higher than 93% of all known vulnerabilities). Apply updates per vendor instructions.
CISA guidance
Apply updates per vendor instructions.
Federal agencies must remediate by Jan 3, 2023.
Official description
Improper limitation of path names in Veeam Backup & Replication 9.5U3, 9.5U4,10.x, and 11.x allows remote authenticated users access to internal API functions that allows attackers to upload and execute arbitrary code.
Affected products (as reported)
Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- https://veeam.com x_refsource_MISC
- https://www.veeam.com/kb4288 x_refsource_MISC
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26500 government-resource