CVE-2023-27532 — Veeam Backup & Replication Cloud Connect Missing Authentication for Critical Function Vulnerability
Overview
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.
Vulnerability details
- CVE ID
- CVE-2023-27532
- Vulnerability
- Veeam Backup & Replication Cloud Connect Missing Authentication for Critical Function Vulnerability
- Vendor
- Veeam
- Affected products
- Veeam: Backup & Replication
- Severity
- HIGH
- Exploitation status
- Actively exploited in the wild (CISA KEV)
- Published
- 2023-08-22
Remediation guidance
CVE-2023-27532 is in CISA's Known Exploited Vulnerabilities (KEV) catalog — U.S. federal civilian agencies are required to remediate it under Binding Operational Directive 22-01. Treat it as a priority for every environment.
Apply the vendor's official security update for Veeam the affected product as soon as possible. Where a patch is unavailable, apply vendor mitigations or isolate/segment exposed systems.
Hunt for indicators of compromise tied to this vulnerability and confirm logging/EDR coverage on affected assets.
Authoritative references
Remediate CVE-2023-27532 — and stay ahead of the next one
CVE-2023-27532 is listed in the CISA KEV catalog as actively exploited — treat remediation as urgent. Scan your domain free to see whether CVE-2023-27532 and other Veeam issues affect you and get a prioritized remediation report (full report from ₹999) — or stream the full feed of 1,600+ actively-exploited CVEs straight into your SOC.
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