Symantec Reporting Server 1.0.197.0, and other versions before 1.0.224.0, as used in Symantec Client Security 3.1 and later, and Symantec AntiVirus Corporate Edition (SAV CE) 10.1 and later, does not initialize a critical variable, which allows attackers to create arbitrary executable files via unknown manipulations of a file that is created during data export.
Conclusion & alert: CVE-2007-3021 is rated Moderate Risk (56.7/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.99%). 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 | 2025-08-20 | 0.93% | 0.99% | +0.06% |
| 2 | 2025-03-30 | 1.05% | 0.93% | -0.12% |
| 3 | 2025-03-29 | — | 1.05% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| symantec | client_security | 3.1 | cpe:2.3:a:symantec:client_security:3.1:*:*:*:*:*:*:* |
| symantec | client_security | 3.1.394 | cpe:2.3:a:symantec:client_security:3.1.394:*:*:*:*:*:*:* |
| symantec | client_security | 3.1.396 | cpe:2.3:a:symantec:client_security:3.1.396:*:*:*:*:*:*:* |
| symantec | client_security | 3.1.400 | cpe:2.3:a:symantec:client_security:3.1.400:*:*:*:*:*:*:* |
| symantec | client_security | 3.1.401 | cpe:2.3:a:symantec:client_security:3.1.401:*:*:*:*:*:*:* |
| symantec | norton_antivirus | 10.0.2.2021 | cpe:2.3:a:symantec:norton_antivirus:10.0.2.2021:*:corporate:*:*:*:*:* |
| symantec | norton_antivirus | 10.1 | cpe:2.3:a:symantec:norton_antivirus:10.1:*:corporate:*:*:*:*:* |
| symantec | norton_antivirus | 10.1.396 | cpe:2.3:a:symantec:norton_antivirus:10.1.396:*:corporate:*:*:*:*:* |
| symantec | norton_antivirus | 10.1.400 | cpe:2.3:a:symantec:norton_antivirus:10.1.400:*:corporate:*:*:*:*:* |
| symantec | norton_antivirus | 10.1.401 | cpe:2.3:a:symantec:norton_antivirus:10.1.401:*:corporate:*:*:*:*:* |
| symantec | reporting_server | <= 1.0.197.0 | cpe:2.3:a:symantec:reporting_server:*:*:*:*:*:*:*:* |