CVE-2011-1081

5.0 MEDIUM 14% exploit odds Fix listed Denial of service Server

What it is

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.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 14.5% chance of exploitation in the next 30 days (EPSS). Higher than most.
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2011-03-20 02:00 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:28 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 14.5% in the next 30 days (EPSS).
Severity: 5.0 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2011-03-20 02:00 UTC
Last modified: 2026-06-16 23:28 UTC
Exploit probability: 14.5% · EPSS, next 30 days
Weakness: CWE-399
Record status: Modified

Affected

Openldap 2.4.6
Openldap 2.4.7
Openldap 2.4.8
Openldap 2.4.9
Openldap 2.4.10
Openldap 2.4.11
Openldap 2.4.12
Openldap 2.4.13

Attack profile CVSS 2.0 · 5.0

Attack vector: Network
Complexity: Low
Authentication: None
Confidentiality: None
Integrity: None
Availability: Partial

Raw vector

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

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2011-1081.md and follow it. Check whether this project is affected by CVE-2011-1081. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

· More options · Status badge

Download Square Reddit

Fix and advisories

References

NVD record · CVE.org record