CVE-2022-2850 : A flaw was found In 389-ds-base. When the Content Synchronization plugin is enab

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.

Published 2022-10-14 18:15:15

Updated 2025-05-15 15:15:54

Source Red Hat, Inc.

View at NVD, CVE.org

Vulnerability category: Memory CorruptionDenial of service

Products affected by CVE-2022-2850

Debian » Debian Linux » Version: 10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux » Version: 6.0
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux » Version: 7.0
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux » Version: 8.0
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux » Version: 9.0
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
Matching versions
Redhat » Directory Server » Version: 11.0
cpe:2.3:a:redhat:directory_server:11.0:*:*:*:*:*:*:*
Matching versions
Redhat » Directory Server » Version: 12.0
cpe:2.3:a:redhat:directory_server:12.0:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 35
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 36
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
Matching versions
Port389 » 389-ds-base
Versions from including (>=) 2.0.0 and up to, including, (<=) 2.4.1
cpe:2.3:a:port389:389-ds-base:*:*:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2022-2850

Top countries where our scanners detected CVE-2022-2850

Top open port discovered on systems with this issue 53

IPs affected by CVE-2022-2850 686,519

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2022-2850!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2022-2850

EPSS FAQ

0.25%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 49 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-2850

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
6.5	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	2.8	3.6	134c704f-9b21-4f2e-91b3-4a467353bcc0	2025-05-15
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
6.5	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	2.8	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2022-2850

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.
Assigned by:
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
- nvd@nist.gov (Primary)

References for CVE-2022-2850

https://access.redhat.com/security/cve/CVE-2022-2850

CVE-2022-2850- Red Hat Customer Portal
Exploit;Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2118691

2118691 – (CVE-2022-2850) CVE-2022-2850 389-ds-base: SIGSEGV in sync_repl
Exploit;Issue Tracking;Vendor Advisory
https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html

[SECURITY] [DLA 3399-1] 389-ds-base security update
Mailing List;Third Party Advisory

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