CVE-2021-4091

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

7.5 /10

CVSS v3 : HIGH

V3 Legend

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

V2 Legend

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

24 Apr 2023, 09:15

Type Values Removed Values Added
References
  • (MLIST) https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html -

01 Mar 2022, 01:05

Type Values Removed Values Added
CWE CWE-415
References (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=2030307 - (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=2030307 - Issue Tracking, Patch, Vendor Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5
First Time Redhat enterprise Linux For Power Big Endian
Redhat enterprise Linux For Power Little Endian
Redhat enterprise Linux Desktop
Redhat enterprise Linux Server
Redhat enterprise Linux Workstation
Port389 389-ds-base
Port389
Redhat enterprise Linux For Ibm Z Systems
Redhat
Redhat enterprise Linux For Scientific Computing
CPE cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_scientific_computing:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:7.0:*:*:*:*:*:*:*
cpe:2.3:a:port389:389-ds-base:*:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7:*:*:*:*:*:*:*

18 Feb 2022, 18:33

Type Values Removed Values Added
New CVE
Information

Published : 2022-02-18 18:15

Updated : 2023-12-10 14:22

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_ibm_z_systems
  • enterprise_linux_server
  • enterprise_linux_workstation
  • enterprise_linux_for_power_big_endian
  • enterprise_linux_for_scientific_computing
  • enterprise_linux_desktop
  • enterprise_linux_for_power_little_endian

port389

  • 389-ds-base
CWE
CWE-415

Double Free