Symantec Backup Exec 11.0, 12.0, 12.5, 13.0, and 13.0 R2 does not validate identity information sent between the media server and the remote agent, which allows man-in-the-middle attackers to execute NDMP commands via unspecified vectors.
CVE-2011-0546 is a security vulnerability that . Impacting 1 product from symantec organizations running these solutions should prioritize assessment and patching.
Documented in 2011, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.
2011-05-31T20:55:01.563
2026-04-29T01:13:23.040
Modified
CVSSv2: 6.5 (MEDIUM)
AV:A/AC:H/Au:S/C:C/I:C/A:C
2.5
10.0
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | symantec | backup_exec | 11.0 | Yes |
| Application | symantec | backup_exec | 12.0 | Yes |
| Application | symantec | backup_exec | 12.5 | Yes |
| Application | symantec | backup_exec | 13.0 | Yes |
| Application | symantec | backup_exec | 13.0 | Yes |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For symantec's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.