CVE-2021-4091

7.5 HIGH
Published: February 18, 2022 Modified: November 03, 2025

Description

A double-free was found in the way 389-ds-base handles virtual attributes context in persistent searches. An attacker could send a series of search requests, forcing the server to behave unexpectedly, and crash.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2030307
Source: secalert@redhat.com
Issue Tracking Patch Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2030307
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Patch Vendor Advisory

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
0.2%
46th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

redhat port389