CVE-2012-2134

The handle_connection_error function in ldap_helper.c in bind-dyndb-ldap before 1.1.0rc1 does not...

4.3 MediumFix available

The handle_connection_error function in ldap_helper.c in bind-dyndb-ldap before 1.1.0rc1 does not properly handle LDAP query errors, which allows remote attackers to cause a denial of service (infinite loop and named server hang) via a non-alphabet character in the base DN in an LDAP search DNS query.

Exploit likelihood

2.33%Up 1.0 points since Feb 4, 2022

What each source reports

NVD Score used 4.3

Record: CVE-2012-2134
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness: CWE-399
Updated: 2026-11-02

CVE List No score

Record: CVE-2012-2134
Updated: 2026-11-02

EUVDEUVD-2012-2134 No score

Record: EUVD-2012-2134
Updated: 2026-11-03

GitHub AdvisoriesGHSA-cq5c-cr6p-vfwm No score

The handle_connection_error function in ldap_helper.c in bind-dyndb-ldap before 1.1.0rc1 does not...

Record: GHSA-cq5c-cr6p-vfwm
Updated: 2026-11-02

Affected products

martin nagy bind-dyndb-ldap

Affected packages

Affected packages
Package	Affected	Fixed
`bind-dyndb-ldap` Red Hat:enterprise_linux:6::server	before 0:0.2.0-7.el6_2.1	0:0.2.0-7.el6_2.1
`bind-dyndb-ldap-debuginfo` Red Hat:enterprise_linux:6::server	before 0:0.2.0-7.el6_2.1	0:0.2.0-7.el6_2.1
`bind-dyndb-ldap` Red Hat:enterprise_linux:6::workstation	before 0:0.2.0-7.el6_2.1	0:0.2.0-7.el6_2.1
`bind-dyndb-ldap-debuginfo` Red Hat:enterprise_linux:6::workstation	before 0:0.2.0-7.el6_2.1	0:0.2.0-7.el6_2.1

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2012-2134 is a medium vulnerability (CVSS 4.3) in Martin Nagy Bind-dyndb-ldap, published February 26, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.33%, the 83rd percentile. Fixed in bind-dyndb-ldap 0:0.2.0-7.el6_2.1.

References

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