CVE-2022-0918
First published: Thu Feb 17 2022(Updated: )
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.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Port389 389-ds-base | =1.4.0 | |
| Redhat Enterprise Linux | =8.0 |
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Reference Links
- https://access.redhat.com/security/cve/CVE-2022-0918
- https://bugzilla.redhat.com/show_bug.cgi?id=2055815
- https://github.com/389ds/389-ds-base/issues/5242
- https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2067988
- https://access.redhat.com/errata/RHSA-2022:2210
- https://access.redhat.com/security/cve/cve-2022-0918
- https://access.redhat.com/errata/RHSA-2022:5239
- https://access.redhat.com/errata/RHSA-2022:5620
- https://access.redhat.com/errata/RHSA-2022:5823
- https://access.redhat.com/errata/RHSA-2022:8162
- https://access.redhat.com/errata/RHSA-2022:8976
Frequently Asked Questions
What is CVE-2022-0918?
CVE-2022-0918 is a vulnerability in the 389 Directory Server that allows an unauthenticated attacker to cause a denial of service.
How severe is CVE-2022-0918?
CVE-2022-0918 has a severity rating of 7.5 (high).
Which software versions are affected by CVE-2022-0918?
CVE-2022-0918 affects 389-ds-base version 1.4.0 and Redhat Enterprise Linux 8.0.
How can an attacker exploit CVE-2022-0918?
An attacker with network access to the LDAP port can exploit CVE-2022-0918 by sending a single message over a TCP connection, no authentication required.
Is there a fix for CVE-2022-0918?
Yes, a fix for CVE-2022-0918 is available. It is recommended to update to the latest version of 389-ds-base or apply the appropriate patch for Redhat Enterprise Linux.
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