CVE-2005-4864

Stack-based buffer overflow in libdb2.so in IBM DB2 7.x and 8.1 allows local users to execute arbitrary code via a long DB2LPORT environment variable.

Published: 2005-12-31 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2005-4864 is rated Low Risk (34.4/100): CVSS High severity, with low exploitation likelihood (EPSS 0.05%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2005-4864

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 2026-05-25 0.05% 0.05% +0.00%
2 2025-03-30 0.05% 0.05% -0.00%
3 2025-03-29 — 0.05% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2005-4864

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.2 2.0 HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 3.9 10.0 [email protected]

Weakness enumeration for CVE-2005-4864

Affected software / configurations for CVE-2005-4864

Vendor Product Version Raw CPE
ibm db2_universal_database 7.0 cpe:2.3:a:ibm:db2_universal_database:7.0:*:aix:*:*:*:*:*
ibm db2_universal_database 7.0 cpe:2.3:a:ibm:db2_universal_database:7.0:*:hp-ux:*:*:*:*:*
ibm db2_universal_database 7.0 cpe:2.3:a:ibm:db2_universal_database:7.0:*:linux:*:*:*:*:*
ibm db2_universal_database 7.0 cpe:2.3:a:ibm:db2_universal_database:7.0:*:solaris:*:*:*:*:*
ibm db2_universal_database 7.1 cpe:2.3:a:ibm:db2_universal_database:7.1:*:aix:*:*:*:*:*
ibm db2_universal_database 7.1 cpe:2.3:a:ibm:db2_universal_database:7.1:*:hp-ux:*:*:*:*:*
ibm db2_universal_database 7.1 cpe:2.3:a:ibm:db2_universal_database:7.1:*:linux:*:*:*:*:*
ibm db2_universal_database 7.1 cpe:2.3:a:ibm:db2_universal_database:7.1:*:solaris:*:*:*:*:*
ibm db2_universal_database 7.2 cpe:2.3:a:ibm:db2_universal_database:7.2:*:aix:*:*:*:*:*
ibm db2_universal_database 7.2 cpe:2.3:a:ibm:db2_universal_database:7.2:*:hp-ux:*:*:*:*:*
ibm db2_universal_database 7.2 cpe:2.3:a:ibm:db2_universal_database:7.2:*:linux:*:*:*:*:*
ibm db2_universal_database 7.2 cpe:2.3:a:ibm:db2_universal_database:7.2:*:solaris:*:*:*:*:*
ibm db2_universal_database 8.0 cpe:2.3:a:ibm:db2_universal_database:8.0:*:aix:*:*:*:*:*
ibm db2_universal_database 8.0 cpe:2.3:a:ibm:db2_universal_database:8.0:*:hp-ux:*:*:*:*:*
ibm db2_universal_database 8.0 cpe:2.3:a:ibm:db2_universal_database:8.0:*:linux:*:*:*:*:*
ibm db2_universal_database 8.0 cpe:2.3:a:ibm:db2_universal_database:8.0:*:solaris:*:*:*:*:*
ibm db2_universal_database 8.1 cpe:2.3:a:ibm:db2_universal_database:8.1:*:aix:*:*:*:*:*
ibm db2_universal_database 8.1 cpe:2.3:a:ibm:db2_universal_database:8.1:*:hp_ux:*:*:*:*:*
ibm db2_universal_database 8.1 cpe:2.3:a:ibm:db2_universal_database:8.1:*:linux:*:*:*:*:*
ibm db2_universal_database 8.1 cpe:2.3:a:ibm:db2_universal_database:8.1:*:solaris:*:*:*:*:*

References for CVE-2005-4864

cvelogic Threat Intelligence