CVE-2023-27532: Veeam Backup & Replication Cloud Connect Missing Authentication for Critical Function Vulnerability
First published: Fri Mar 10 2023(Updated: )
Vulnerability in Veeam Backup & Replication component allows encrypted credentials stored in the configuration database to be obtained. This may lead to gaining access to the backup infrastructure hosts.
Credit: support@hackerone.com support@hackerone.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Veeam Backup \& Replication | =11.0.1.1261 | |
| Veeam Backup \& Replication | =11.0.1.1261 | |
| Veeam Backup \& Replication | =11.0.1.1261-p20211123 | |
| Veeam Backup \& Replication | =11.0.1.1261-p20211211 | |
| Veeam Backup \& Replication | =11.0.1.1261-p20220302 | |
| Veeam Backup \& Replication | =12.0.0.1420 | |
| Veeam Backup & Replication | ||
| Veeam Veeam Backup \& Replication | =11.0.1.1261 | |
| Veeam Veeam Backup \& Replication | =11.0.1.1261 | |
| Veeam Veeam Backup \& Replication | =11.0.1.1261-p20211123 | |
| Veeam Veeam Backup \& Replication | =11.0.1.1261-p20211211 | |
| Veeam Veeam Backup \& Replication | =11.0.1.1261-p20220302 | |
| Veeam Veeam Backup \& Replication | =12.0.0.1420 |
Remedy
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
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Reference Links
- https://www.veeam.com/kb4424
- https://www.bleepingcomputer.com/news/security/veeam-warns-of-critical-backup-enterprise-manager-auth-bypass-bug/
- https://www.theregister.com/2024/07/11/estate_ransomware_veeam_bug/
- https://www.bleepingcomputer.com/news/security/noname-ransomware-gang-deploying-ransomhub-malware-in-recent-attacks/
- https://www.veeam.com/kb4424;
- https://nvd.nist.gov/vuln/detail/CVE-2023-27532
- https://www.bleepingcomputer.com/news/security/akira-and-fog-ransomware-now-exploiting-critical-veeam-rce-flaw/
- https://www.bleepingcomputer.com/news/security/critical-veeam-rce-bug-now-used-in-frag-ransomware-attacks/
Frequently Asked Questions
What is CVE-2023-27532?
CVE-2023-27532 is a vulnerability in Veeam Backup & Replication Cloud Connect component that allows an unauthenticated user to obtain encrypted credentials stored in the configuration database.
What is the severity of CVE-2023-27532?
The severity of CVE-2023-27532 is high with a CVSS score of 7.5.
How does CVE-2023-27532 affect Veeam Backup & Replication?
CVE-2023-27532 affects Veeam Backup & Replication versions 11.0.1.1261, 11.0.1.1261-p20211123, 11.0.1.1261-p20211211, 11.0.1.1261-p20220302, and 12.0.0.1420.
Is authentication required to exploit CVE-2023-27532?
No, CVE-2023-27532 does not require authentication for exploitation.
How can I mitigate the CVE-2023-27532 vulnerability?
To mitigate the CVE-2023-27532 vulnerability, ensure you have applied the latest patch provided by Veeam and follow their recommended security best practices.
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