Heap-based buffer overflow in the utility program in the Linux agent in Symantec Backup Exec 2010 R3 before 2010 R3 SP3 and 2012 before SP2 allows remote attackers to cause a denial of service (agent crash) or possibly execute arbitrary code via unspecified vectors.
Conclusion & alert: CVE-2013-4575 is rated Moderate Risk (59.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.30%). Mandatory action: Review affected assets and schedule 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 | 2026-04-27 | 1.67% | 1.30% | -0.37% |
| 2 | 2025-03-30 | 2.33% | 1.67% | -0.67% |
| 3 | 2025-03-29 | — | 2.33% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.9 | 2.0 | HIGH |
|
5.5 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| symantec | backup_exec | 2010 | cpe:2.3:a:symantec:backup_exec:2010:*:*:*:*:*:*:* |
| symantec | backup_exec | 2010 | cpe:2.3:a:symantec:backup_exec:2010:r3:*:*:*:*:*:* |
| symantec | backup_exec | 2012 | cpe:2.3:a:symantec:backup_exec:2012:*:*:*:*:*:*:* |