TI-2023-00999 Aliases CVE-2023-1055 GHSA-w8wv-xqxw-7vgx

Information disclosure in Red Hat Directory Server

LOW 24CWE-200Published 2023-02-27 · Updated 2025-03-11

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Information disclosure, Spoofing
Confidentiality · integrity · availability: High · None · None
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-200 and CWE-295.

Summary

A flaw was found in RHDS 11 and RHDS 12. While browsing entries LDAP tries to decode the userPassword attribute instead of the userCertificate attribute which could lead into sensitive information leaked. An attacker with a local account where the cockpit-389-ds is running can list the processes and display the hashed passwords. The highest threat from this vulnerability is to data confidentiality.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00188 8th percentileScored 2026-11-07

Fix Fixed Red Hat: 2 advisories

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	Red Hat Directory Server	11 and 12	—	No fix listed	CNA

Red Hat Directory Server Vendor— Affected 11 and 12 Fixed in — No fix listed CNA

CPE configurations NVD · 7

CPE	Versions	Role	Vendor
cpe:2.3:a:redhat:directory_server:11.5:::::::*	11.5	Vulnerable	Red Hat
cpe:2.3:a:redhat:directory_server:11.6:::::::*	11.6	Vulnerable	Red Hat
cpe:2.3:a:redhat:directory_server:12.0:::::::*	12.0	Vulnerable	Red Hat
cpe:2.3:a:redhat:directory_server:12.1:::::::*	12.1	Vulnerable	Red Hat
cpe:2.3:o:fedoraproject:fedora:36:::::::*	36	Vulnerable	Fedoraproject
cpe:2.3:o:fedoraproject:fedora:37:::::::*	37	Vulnerable	Fedoraproject
cpe:2.3:o:fedoraproject:fedora:38:::::::*	38	Vulnerable	Fedoraproject

cpe:2.3:a:redhat:directory_server:11.5:*:*:*:*:*:*:* Versions 11.5 Vulnerable ·Red Hat
cpe:2.3:a:redhat:directory_server:11.6:*:*:*:*:*:*:* Versions 11.6 Vulnerable ·Red Hat
cpe:2.3:a:redhat:directory_server:12.0:*:*:*:*:*:*:* Versions 12.0 Vulnerable ·Red Hat
cpe:2.3:a:redhat:directory_server:12.1:*:*:*:*:*:*:* Versions 12.1 Vulnerable ·Red Hat
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* Versions 36 Vulnerable ·Fedoraproject
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* Versions 37 Vulnerable ·Fedoraproject
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:* Versions 38 Vulnerable ·Fedoraproject

Remediation

Red Hat 2 advisories

RHSA-2023:4655 Released 2023-08-15 · Red Hat rating Moderate
redhat-ds:11 security, bug fix, and enhancement update
- Red Hat Directory Server 11.6 for RHEL 8 389-ds-base-1.4.3.34-1.module+el8dsrv+18380+8350b80e.src::redhat-ds:11, 389-ds-base-1.4.3.34-1.module+el8dsrv+18380+8350b80e.x86_64::redhat-ds:11, 389-ds-base-devel-1.4.3.34-1.module+el8dsrv+18380+8350b80e.x86_64::redhat-ds:11 +5
RHSA-2023:3489 Released 2023-06-06 · Red Hat rating Moderate
redhat-ds:12 security, bug fix, and enhancement update
- Red Hat Directory Server 12.1 for RHEL 9 389-ds-base-2.1.8-1.module+el9dsrv+18377+a10e6f72.src::redhat-ds:12, 389-ds-base-2.1.8-1.module+el9dsrv+18377+a10e6f72.x86_64::redhat-ds:12, 389-ds-base-devel-2.1.8-1.module+el9dsrv+18377+a10e6f72.x86_64::redhat-ds:12 +4

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

Product	Status	Plan or fix
Red Hat Directory Server 11.6 for RHEL 8	Fixed	RHSA-2023:4655
Red Hat Directory Server 12.1 for RHEL 9	Fixed	RHSA-2023:3489

Not affected: 4 products

Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9

Timeline

2026-10-02 Threatist record created from CVE-2023-1055
2026-10-03 Alias added: GHSA-w8wv-xqxw-7vgx

References

Advisory 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences