CVE-2021-4091

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.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=2030307	Issue Tracking Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html

Configurations

Configuration 1 (hide)

cpe:2.3:a:port389:389-ds-base:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux_desktop:7:::::::*
	cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_for_scientific_computing:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::*

History

No history.

Information

Published : 2022-02-18 18:15

Updated : 2024-02-28 19:09

NVD link : CVE-2021-4091

Mitre link : CVE-2021-4091

CVE.ORG link : CVE-2021-4091

JSON object : View

Products Affected

redhat

enterprise_linux_for_scientific_computing
enterprise_linux_workstation
enterprise_linux_server
enterprise_linux_for_power_little_endian
enterprise_linux_for_power_big_endian
enterprise_linux_for_ibm_z_systems
enterprise_linux_desktop

port389

389-ds-base

CWE

CWE-415

Double Free

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