Multiple stack-based buffer overflows in IBM DB2 9.1 before Fixpak 5 and 9.5 before Fixpak 1 allow remote attackers to cause a denial of service (system outage) via vectors related to (1) use of XQuery to issue statements; the (2) XMLQUERY, (3) XMLEXISTS, and (4) XMLTABLE statements; and the (5) sqlrlaka function.
Conclusion & alert: CVE-2008-3854 is rated Moderate Risk (60.4/100): CVSS High severity, with medium exploitation likelihood (EPSS 3.68%). 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 | 2026-06-15 | 5.36% | 3.68% | -1.67% |
| 2 | 2026-04-29 | 7.10% | 5.36% | -1.74% |
| 3 | 2025-10-18 | — | 7.10% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 2.0 | HIGH |
|
10.0 | 6.9 | [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:*:windows:*:*:*:*:* |
| 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:fp2:windows:*:*:*:*:* |
| 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:fp3:windows:*:*:*:*:* |
| 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:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp4:windows:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp4a:aix:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp4a:hp-ux:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp4a:linux:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp4a:solaris:*:*:*:*:* |
| ibm | db2_universal_database | 9.1 | cpe:2.3:a:ibm:db2_universal_database:9.1:fp4a:windows:*:*:*:*:* |
| ibm | db2_universal_database | 9.5 | cpe:2.3:a:ibm:db2_universal_database:9.5:*:aix:*:*:*:*:* |
| ibm | db2_universal_database | 9.5 | cpe:2.3:a:ibm:db2_universal_database:9.5:*:hp-ux:*:*:*:*:* |
| ibm | db2_universal_database | 9.5 | cpe:2.3:a:ibm:db2_universal_database:9.5:*:linux:*:*:*:*:* |
| ibm | db2_universal_database | 9.5 | cpe:2.3:a:ibm:db2_universal_database:9.5:*:solaris:*:*:*:*:* |
| ibm | db2_universal_database | 9.5 | cpe:2.3:a:ibm:db2_universal_database:9.5:*:windows:*:*:*:*:* |