Description
The rwm overlay in OpenLDAP 2.4.23, 2.4.36, and earlier does not properly count references, which allows remote attackers to cause a denial of service (slapd crash) by unbinding immediately after a search request, which triggers rwm_conn_destroy to free the session context while it is being used by rwm_op_search.
Published: 2014-02-05
Score: 4.3 Medium
EPSS: 68.7% High
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-203-1 openldap security update
Debian DSA Debian DSA DSA-3209-1 openldap security update
Ubuntu USN Ubuntu USN USN-2622-1 OpenLDAP vulnerabilities
History

Fri, 11 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.77624}

epss

{'score': 0.71815}


Subscriptions

Debian Debian Linux
Openldap Openldap
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T16:45:14.585Z

Reserved: 2013-06-12T00:00:00.000Z

Link: CVE-2013-4449

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2014-02-05T18:55:06.317

Modified: 2026-04-29T01:13:23.040

Link: CVE-2013-4449

cve-icon Redhat

Severity : Moderate

Publid Date: 2013-10-11T00:00:00Z

Links: CVE-2013-4449 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses