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CVE-2011-1081

MediumPublished

modrdn.c in slapd in OpenLDAP 2.4.x before 2.4.24 allows remote attackers to cause a denial of service (daemon crash) via a relative Distinguished Name (DN)...

Published: Mar 20, 2011
Updated: Aug 6, 2024
Assigning CNA: redhat
Evidence observed: Jan 3, 2011

Primary CVSS

5.0/ 10Medium

nvd · CVSS 2.0

AV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS probability estimate

14.5%

Moderate · next 30 days

Percentile: 96.5%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

modrdn.c in slapd in OpenLDAP 2.4.x before 2.4.24 allows remote attackers to cause a denial of service (daemon crash) via a relative Distinguished Name (DN) modification request (aka MODRDN operation) that contains an empty value for the OldDN field.

Sources

OpenLDAP 2.4.x - 'modrdn' NULL OldDN Remote Denial of ServiceExploit
Serge Dubrouski · linux · Jan 3, 2011

Responsible use

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