Read the docs
TI-2005-03451 Aliases CVE-2005-3656GHSA-8p45-xmrj-4v5c

Multiple format string vulnerabilities in logging functions in mod_auth_pgsql before…

Priority MEDIUM 54CWE-134Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
Complete · Complete · Complete
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-134 and the CVSS impact.

Summary

Multiple format string vulnerabilities in logging functions in mod_auth_pgsql before 2.0.3, when used for user authentication against a PostgreSQL database, allows remote unauthenticated attackers to execute arbitrary code, as demonstrated via the username.

Why it matters now

EPSS 0.089 95th percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:guiseppe_tanzilli_and_matthias_eckermann:mod_auth_pgsql:*:*:*:*:*:*:*:*up to 2.0.3VulnerableGuiseppe Tanzilli And Matthias Eckermann
cpe:2.3:a:guiseppe_tanzilli_and_matthias_eckermann:mod_auth_pgsql:0.9.5:*:*:*:*:*:*:*0.9.5VulnerableGuiseppe Tanzilli And Matthias Eckermann
cpe:2.3:a:guiseppe_tanzilli_and_matthias_eckermann:mod_auth_pgsql:0.9.6:*:*:*:*:*:*:*0.9.6VulnerableGuiseppe Tanzilli And Matthias Eckermann

Remediation

Red Hat 1 advisory

  • RHSA-2006:0164 Released 2006-01-06 · Red Hat rating Critical
    mod_auth_pgsql security update
    • Red Hat Desktop version 3 mod_auth_pgsql-2.0.1-4.ent.1, mod_auth_pgsql-2.0.1-4.ent.1.i386
    • Red Hat Enterprise Linux AS version 3 mod_auth_pgsql-2.0.1-4.ent.1, mod_auth_pgsql-2.0.1-4.ent.1.i386, mod_auth_pgsql-2.0.1-4.ent.1.ia64 +1
    • Red Hat Enterprise Linux AS version 4 mod_auth_pgsql-2.0.1-7.1, mod_auth_pgsql-2.0.1-7.1.i386, mod_auth_pgsql-2.0.1-7.1.ia64 +1
    • Red Hat Enterprise Linux Desktop version 4 mod_auth_pgsql-2.0.1-7.1, mod_auth_pgsql-2.0.1-7.1.i386
    • Red Hat Enterprise Linux ES version 3 mod_auth_pgsql-2.0.1-4.ent.1, mod_auth_pgsql-2.0.1-4.ent.1.i386, mod_auth_pgsql-2.0.1-4.ent.1.ia64
    • Red Hat Enterprise Linux ES version 4 mod_auth_pgsql-2.0.1-7.1, mod_auth_pgsql-2.0.1-7.1.i386, mod_auth_pgsql-2.0.1-7.1.ia64
    • Red Hat Enterprise Linux WS version 3 mod_auth_pgsql-2.0.1-4.ent.1, mod_auth_pgsql-2.0.1-4.ent.1.i386, mod_auth_pgsql-2.0.1-4.ent.1.ia64
    • Red Hat Enterprise Linux WS version 4 mod_auth_pgsql-2.0.1-7.1, mod_auth_pgsql-2.0.1-7.1.i386, mod_auth_pgsql-2.0.1-7.1.ia64

Vendor assessments

Red Hat

Red Hat rating: Critical. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Desktop version 3Fixed RHSA-2006:0164
Red Hat Enterprise Linux AS version 3Fixed RHSA-2006:0164
Red Hat Enterprise Linux AS version 4Fixed RHSA-2006:0164
Red Hat Enterprise Linux Desktop version 4Fixed RHSA-2006:0164
Red Hat Enterprise Linux ES version 3Fixed RHSA-2006:0164
Red Hat Enterprise Linux ES version 4Fixed RHSA-2006:0164
Red Hat Enterprise Linux WS version 3Fixed RHSA-2006:0164
Red Hat Enterprise Linux WS version 4Fixed RHSA-2006:0164

Timeline

  1. 2026-10-02 Threatist record created from CVE-2005-3656
  2. 2026-10-03 Alias added: GHSA-8p45-xmrj-4v5c

References

Patch 7

Advisory 2

Other 3

  • TI-2001-01332 The PostgreSQL authentication modules (1) mod_auth_pgsql 0.9.5, and (2)… CVSS 2.0HIGH 7.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences