Stack-based buffer overflow in the validateUser implementation in the com.ibm.db2.das.core.DasSysCmd function in db2dasrrm in the DB2 Administration Server (DAS) component in IBM DB2 9.1 before FP10, 9.5 before FP6a, and 9.7 before FP3 allows remote attackers to execute arbitrary code via a long username string.
Conclusion & alert: CVE-2010-3731 is rated High Risk (68.2/100): CVSS Critical severity, with high exploitation likelihood (EPSS 9.58%, 95th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. 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 | 43.41% | 9.58% | -33.83% |
| 2 | 2025-03-30 | 26.10% | 43.41% | +17.31% |
| 3 | 2025-03-29 | — | 26.10% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| ibm | db2 | 9.5 | cpe:2.3:a:ibm:db2:9.5:*:*:*:*:*:*:* |
| ibm | db2 | 9.5 | cpe:2.3:a:ibm:db2:9.5:fp1:*:*:*:*:*:* |
| ibm | db2 | 9.5 | cpe:2.3:a:ibm:db2:9.5:fp2:*:*:*:*:*:* |
| ibm | db2 | 9.5 | cpe:2.3:a:ibm:db2:9.5:fp2a:*:*:*:*:*:* |
| ibm | db2 | 9.5 | cpe:2.3:a:ibm:db2:9.5:fp3:*:*:*:*:*:* |
| ibm | db2 | 9.5 | cpe:2.3:a:ibm:db2:9.5:fp3a:*:*:*:*:*:* |
| ibm | db2 | 9.5 | cpe:2.3:a:ibm:db2:9.5:fp3b:*:*:*:*:*:* |
| ibm | db2 | 9.5 | cpe:2.3:a:ibm:db2:9.5:fp4:*:*:*:*:*:* |
| ibm | db2 | 9.5 | cpe:2.3:a:ibm:db2:9.5:fp4a:*:*:*:*:*:* |
| ibm | db2 | 9.5 | cpe:2.3:a:ibm:db2:9.5:fp5:*:*:*:*:*:* |