CVE-2023-27532
Veeam Backup & Replication Cloud Connect Missing Authentication for Critical Function Vulnerability
MITRE ATT&CK techniques
How this vulnerability maps to adversary behaviour, from the Center for Threat-Informed Defense's public CVE→ATT&CK mappings. Use it to check whether your detections already cover the technique.
| Technique | Name | Relationship |
|---|---|---|
| T1133 | External Remote Services | exploitation technique |
| T1059.003 | Windows Command Shell | primary impact |
| T1087 | Account Discovery | secondary impact |
| T1087.001 | Local Account | secondary impact |
| T1486 | Data Encrypted for Impact | secondary impact |
| T1555 | Credentials from Password Stores | secondary impact |
Summary
Veeam Backup & Replication Cloud Connect component contains a missing authentication for critical function vulnerability that allows an unauthenticated user operating within the backup infrastructure network perimeter to obtain encrypted credentials stored in the configuration database. This may lead to an attacker gaining access to the backup infrastructure hosts.
Affected software
Vendor: Veeam · Product: Backup & Replication
Weakness types (CWE):
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in Veeam
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2024-40711 | Veeam Backup and Replication Deserialization Vulnerability | 90.4% | Yes |
| CVE-2022-26500 | Veeam Backup & Replication Remote Code Execution Vulnerability | 5.9% | Yes |
| CVE-2022-26501 | Veeam Backup & Replication Remote Code Execution Vulnerability | 4.3% | Yes |
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