CVE-2024-42455

HIGH
Published Dec 4, 2024 Modified Apr 24, 2025 CWE-306

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.

Is your site exposed to CVE-2024-42455?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

8.1
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Weakness Type (CWE)

CWE-306 Missing Authentication

Affected Products

Vendor Product
veeam veeam_backup_\&_replication

References

Advisories & Patches

Frequently Asked Questions

What is CVE-2024-42455? +
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. It has a CVSS v3.1 base score of 8.1 (HIGH).
How severe is CVE-2024-42455? +
CVE-2024-42455 has a CVSS v3.1 score of 8.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2024-42455? +
CVE-2024-42455 affects products from veeam, specifically: veeam_backup_\&_replication. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-42455? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

Don't wait for an exploit

Scan your website for vulnerabilities like CVE-2024-42455 — free, no signup required.