Vulnerability · Published Mar 16, 2022 · Assigned by redhat

CVE-2022-0918

High 7.5

In plain English

A high-severity security flaw in 389-ds-base. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 5.9% (higher than 93% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)7.5High
Exploit odds (30 days)5.9%top 6.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Public PoC

Official description

A vulnerability was discovered in the 389 Directory Server that allows an unauthenticated attacker with network access to the LDAP port to cause a denial of service. The denial of service is triggered by a single message sent over a TCP connection, no bind or other authentication is required. The message triggers a segmentation fault that results in slapd crashing.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8389-ds-base1.4.3.28-7.module_el8.6.0+3071+d20b1d7cALSA-2022:5823
AlmaLinux:9389-ds-base2.1.3-4.el9_1ALSA-2022:8162
AlmaLinux:8389-ds-base-devel1.4.3.28-7.module_el8.6.0+3071+d20b1d7cALSA-2022:5823
AlmaLinux:8389-ds-base-legacy-tools1.4.3.28-7.module_el8.6.0+3071+d20b1d7cALSA-2022:5823
AlmaLinux:8389-ds-base-libs1.4.3.28-7.module_el8.6.0+3071+d20b1d7cALSA-2022:5823
AlmaLinux:9389-ds-base-libs2.1.3-4.el9_1ALSA-2022:8162
AlmaLinux:8389-ds-base-snmp1.4.3.28-7.module_el8.6.0+3071+d20b1d7cALSA-2022:5823
AlmaLinux:8python3-lib3891.4.3.28-7.module_el8.6.0+3071+d20b1d7cALSA-2022:5823
AlmaLinux:9python3-lib3892.1.3-4.el9_1ALSA-2022:8162
Debian:12389-ds-base2.0.15-1.1DEBIAN-CVE-2022-0918
Debian:13389-ds-base2.0.15-1.1DEBIAN-CVE-2022-0918
Rocky Linux:8389-ds-base0:1.4.3.28-7.module+el8.6.0+994+f0479f39RLSA-2022:5823
Rocky Linux:9389-ds-base0:2.1.3-4.el9_1RLSA-2022:8162
Ubuntu:22.04:LTS389-ds-baseno fix listedUBUNTU-CVE-2022-0918
Ubuntu:24.04:LTS389-ds-baseno fix listedUBUNTU-CVE-2022-0918
Ubuntu:25.10389-ds-baseno fix listedUBUNTU-CVE-2022-0918
Ubuntu:26.04:LTS389-ds-baseno fix listedUBUNTU-CVE-2022-0918
Ubuntu:26.10389-ds-baseno fix listedUBUNTU-CVE-2022-0918

Affected products (as reported)

VendorProductVersions
n/a 389-ds-base 1.4

References