CVE-2021-4091

HIGH

7.5

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.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/18/2022

Last Modified11/3/2025

Sourcenvd

Honeypot Sightings0

Affected Products

port389:389-ds-baseredhat:enterprise_linux_desktopredhat:enterprise_linux_for_ibm_z_systemsredhat:enterprise_linux_for_power_big_endianredhat:enterprise_linux_for_power_little_endianredhat:enterprise_linux_for_scientific_computingredhat:enterprise_linux_serverredhat:enterprise_linux_workstation

Weaknesses (CWE)

CWE-415CWE-415

References

https://bugzilla.redhat.com/show_bug.cgi?id=2030307(secalert@redhat.com)

https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=2030307(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2025/01/msg00015.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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