Multiple unspecified vulnerabilities in the Backup Exec remote-agent logon process in Symantec Backup Exec for Windows Servers 11.0 (aka 11d) builds 6235 and 7170, 12.0 build 1364, and 12.5 build 2213 allow remote attackers to bypass authentication, and read or delete files, via unknown vectors.
Conclusion & alert: CVE-2008-5407 is rated High Risk (68.1/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 2.65%). Core evidence: EPSS rose +1.26% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 1.39% | 2.65% | +1.26% |
| 2 | 2025-03-30 | 1.03% | 1.39% | +0.35% |
| 3 | 2025-03-29 | — | 1.03% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.4 | 2.0 | HIGH |
|
10.0 | 9.2 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| symantec | backup_exec_for_windows_server | 11d | cpe:2.3:a:symantec:backup_exec_for_windows_server:11d:11.0.6235:*:*:*:*:*:* |
| symantec | backup_exec_for_windows_server | 11d | cpe:2.3:a:symantec:backup_exec_for_windows_server:11d:11.0.7170:*:*:*:*:*:* |
| symantec | backup_exec_for_windows_server | 12.0 | cpe:2.3:a:symantec:backup_exec_for_windows_server:12.0:12.0.1364:*:*:*:*:*:* |
| symantec | backup_exec_for_windows_server | 12.5 | cpe:2.3:a:symantec:backup_exec_for_windows_server:12.5:12.5.2213:*:*:*:*:*:* |