CVE-2022-43549

Name: CVE-2022-43549
Creator: NVD / NIST
Published: 2022-12-05T22:15:10.98+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.72%

Last modified Jun 17, 2026

CVE-2022-43549 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Improper authentication in Veeam Backup for Google Cloud v1.0 and v3.0 allows attackers to bypass authentication mechanisms.. EPSS estimates a 0.72% chance of exploitation in the next 30 days.

Description

Improper authentication in Veeam Backup for Google Cloud v1.0 and v3.0 allows attackers to bypass authentication mechanisms.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.72%

49.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Veeam	Veeam Backup For Google Cloud	1.0
Veeam	Veeam Backup For Google Cloud	3.0

References

https://www.veeam.com/kb4374Vendor Advisory
https://www.veeam.com/kb4374Vendor Advisory

Timeline

Published: Dec 5, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-43549?

Improper authentication in Veeam Backup for Google Cloud v1.0 and v3.0 allows attackers to bypass authentication mechanisms.

How severe is CVE-2022-43549?

CVE-2022-43549 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.72% probability of exploitation in the next 30 days.

How do I fix CVE-2022-43549?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-43549?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST