postgresql: LDAP authentication bypass when anonymous LDAP bind are allowed
Published Sep 17, 2009
6.8
MEDIUMCVSS 2.0
EPSS 7.57%
Description
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.
Affected products
No data.
Configuration 1
- ≥ 8.2 · < 8.2.14
- ≥ 8.3 · < 8.3.8
Configuration 2
- ≥ 10.3 · ≤ 11.1
- 10.0
- 11.0
- 9
Configuration 3
- 10
- 11
Configuration 4
- 6.06
- 8.04
- 8.10
- 9.04
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of PostgreSQL as shipped with Red Hat Enterprise Linux 3, 4, or 5, as they do not support LDAP authentication, which was introduced upstream in version 8.2.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 7.57% (0.07568) | 94.34th | v5 (v2026.06.15) |
| Jun 15, 2026 | 7.57% (0.07568) | 93.73th | v5 (v2026.06.15) |
| Mar 30, 2025 | 4.96% (0.04962) | 88.67th | v4 (v2025.03.14) |
| Mar 29, 2025 | 10.94% (0.10944) | 88.97th | v4 (v2025.03.14) |
| Mar 17, 2025 | 4.96% (0.04962) | 88.93th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.42% (0.01422) | 87.06th | v3 (v2023.03.01) |
| Feb 14, 2024 | 1.42% (0.01422) | 86.11th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.19% (0.02191) | 87.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.78% (0.03779) | 85.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.78% (0.03779) | 84.01th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.78% (0.03779) | 67.21th | v2 (v2022.01.01) |
References (20)
- http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html vendor-advisoryx_refsource_SUSEMailing List
- http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00004.html vendor-advisoryx_refsource_SUSEMailing List
- http://marc.info/?l=bugtraq&m=134124585221119&w=2 vendor-advisoryx_refsource_HPMailing List
- http://secunia.com/advisories/36660 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/36727 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/36800 third-party-advisoryx_refsource_SECUNIABroken Link
- http://secunia.com/advisories/36837 third-party-advisoryx_refsource_SECUNIABroken Link
- http://wiki.rpath.com/wiki/Advisories:rPSA-2010-0012 x_refsource_CONFIRMBroken Link
- http://www.postgresql.org/docs/8.3/static/release-8-3-8.html x_refsource_CONFIRMRelease Notes
- http://www.postgresql.org/support/security.html x_refsource_CONFIRMBroken LinkVendor Advisory
- http://www.securityfocus.com/archive/1/509917/100/0/threaded mailing-listx_refsource_BUGTRAQBroken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/36314 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/usn-834-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://www.us.debian.org/security/2009/dsa-1900 vendor-advisoryx_refsource_DEBIANBroken Link
- https://access.redhat.com/security/cve/CVE-2009-3231 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=522084 x_refsource_CONFIRMIssue TrackingPatch
- https://nvd.nist.gov/vuln/detail/CVE-2009-3231
- https://www.cve.org/CVERecord?id=CVE-2009-3231
- https://www.redhat.com/archives/fedora-package-announce/2009-September/msg00305.html vendor-advisoryx_refsource_FEDORAMailing List
- https://www.redhat.com/archives/fedora-package-announce/2009-September/msg00307.html vendor-advisoryx_refsource_FEDORAMailing List
Change history (0)
No recorded changes yet.