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Vulnerability record · CVE-2022-2850 · published 14 October 2022

CVE-2022-2850: Redhat directory server null pointer dereference vulnerability

Redhat · Directory Server

A flaw was found In 389-ds-base. When the Content Synchronization plugin is enabled, an authenticated user can reach a NULL pointer dereference using a specially crafted query. This flaw allows an authenticated attacker to cause a denial of service. This CVE is assigned against an incomplete fix of CVE-2021-3514.

6.5 CVSS 3.1 Medium EPSS 1.3% · top 30.6% CWE-476 · NULL pointer dereference
6.5CVSS 3.1 base score
1.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
7References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

A flaw was found In 389-ds-base. When the Content Synchronization plugin is enabled, an authenticated user can reach a NULL pointer dereference using a specially crafted query. This flaw allows an authenticated attacker to cause a denial of service. This CVE is assigned against an incomplete fix of CVE-2021-3514.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/security/cve/CVE-2022-2850 ExploitVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2118691 ExploitIssue TrackingVendor Advisory
https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html Mailing ListThird Party Advisory
https://access.redhat.com/security/cve/CVE-2022-2850 ExploitVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2118691 ExploitIssue TrackingVendor Advisory
https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2025/01/msg00015.html

Track CVE-2022-2850 inside VULONE

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Source: NIST National Vulnerability Database (record CVE-2022-2850), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.