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    CVE-2009-3231

    The core server component in PostgreSQL 8.3 before 8.3.8 and 8.2 before 8.2.14, when using LDAP authentication with anonymous binds, allows remote attackers to bypass authentication via an empty password.

    Published:Sep 9, 2009
    Last Modified:Apr 23, 2026
    EPS:Sep 17, 2009
    EPSS Score:0.04962
    CVSS Score:6.8

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Opensuse
    Product
    Opensuse
    Vendor
    Postgresql
    Product
    Postgresql
    Vendor
    Suse
    Product
    Linux Enterprise
    Vendor
    Suse
    Product
    Linux Enterprise Server

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-287 Improper Authentication

    Related CVEs

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    CVE-2026-13367 (CVSS 7.8) — IBM Informix Dynamic Server 14.10, and 15.0 contain a local privilege escalation vulnerability in the oninit s…
    CVE-2026-47337 (CVSS 3.3) — Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling …
    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
    CVE-2026-47330 (CVSS 3.3) — Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an u…

    References

    http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html
    http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00004.html
    http://marc.info/?l=bugtraq&m=134124585221119&w=2
    http://secunia.com/advisories/36660
    http://secunia.com/advisories/36727
    http://secunia.com/advisories/36800
    http://secunia.com/advisories/36837
    http://wiki.rpath.com/wiki/Advisories:rPSA-2010-0012
    http://www.postgresql.org/docs/8.3/static/release-8-3-8.html
    http://www.postgresql.org/support/security.html
    http://www.securityfocus.com/archive/1/509917/100/0/threaded
    http://www.securityfocus.com/bid/36314
    http://www.ubuntu.com/usn/usn-834-1
    http://www.us.debian.org/security/2009/dsa-1900
    https://bugzilla.redhat.com/show_bug.cgi?id=522084
    https://www.redhat.com/archives/fedora-package-announce/2009-September/msg00305.html
    https://www.redhat.com/archives/fedora-package-announce/2009-September/msg00307.html
    http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html
    http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00004.html
    http://marc.info/?l=bugtraq&m=134124585221119&w=2
    http://secunia.com/advisories/36660
    http://secunia.com/advisories/36727
    http://secunia.com/advisories/36800
    http://secunia.com/advisories/36837
    http://wiki.rpath.com/wiki/Advisories:rPSA-2010-0012
    http://www.postgresql.org/docs/8.3/static/release-8-3-8.html
    http://www.postgresql.org/support/security.html
    http://www.securityfocus.com/archive/1/509917/100/0/threaded
    http://www.securityfocus.com/bid/36314
    http://www.ubuntu.com/usn/usn-834-1
    http://www.us.debian.org/security/2009/dsa-1900
    https://bugzilla.redhat.com/show_bug.cgi?id=522084
    https://www.redhat.com/archives/fedora-package-announce/2009-September/msg00305.html
    https://www.redhat.com/archives/fedora-package-announce/2009-September/msg00307.html

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High