Vulnerability · Published Dec 4, 2024 · Assigned by hackerone
CVE-2024-42455
High 7.1
In plain English
A high-severity missing authentication in Backup & Replication from Veeam. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 15.8% (higher than 97% of all known vulnerabilities).
Official description
A vulnerability in Veeam Backup & Replication allows a low-privileged user to connect to remoting services and exploit insecure deserialization by sending a serialized temporary file collection. This exploit allows the attacker to delete any file on the system with service account privileges. The vulnerability is caused by an insufficient blacklist during the deserialization process.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Veeam | Backup & Replication | 12.2 – through 12.2 |
Weakness: CWE-306 · Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H