Buffer overflow in the DAS server program in the Core DAS function component in IBM DB2 9.1 before FP4a and 9.5 before FP1 allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via unspecified vectors. NOTE: this might be related to CVE-2007-3676.
Conclusion & alert: CVE-2008-3853 is rated High Risk (67.2/100): CVSS Critical severity, with high exploitation likelihood (EPSS 5.77%, 92th 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 | 7.98% | 5.77% | -2.22% |
| 2 | 2025-06-26 | 11.29% | 7.98% | -3.31% |
| 3 | 2025-05-13 | — | 11.29% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:*:aix:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:*:hp_ux:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:*:linux:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:*:solaris:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp2:aix:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp2:hp-ux:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp2:linux:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp2:solaris:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp3:aix:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp3:hp-ux:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp3:linux:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp3:solaris:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp4:aix:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp4:hp-ux:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp4:linux:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp4:solaris:*:*:*:*:* |