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CVE-2020-36224

Published: 26 January 2021

A flaw was discovered in OpenLDAP before 2.4.57 leading to an invalid pointer free and slapd crash in the saslAuthzTo processing, resulting in denial of service.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
openldap
Launchpad, Ubuntu, Debian
bionic
Released (2.4.45+dfsg-1ubuntu1.9)
focal
Released (2.4.49+dfsg-2ubuntu1.6)
groovy
Released (2.4.53+dfsg-1ubuntu1.3)
hirsute
Released (2.4.57+dfsg-2ubuntu1)
impish
Released (2.4.57+dfsg-2ubuntu1)
jammy
Released (2.4.57+dfsg-2ubuntu1)
kinetic
Released (2.4.57+dfsg-2ubuntu1)
lunar
Released (2.4.57+dfsg-2ubuntu1)
mantic
Released (2.4.57+dfsg-2ubuntu1)
trusty Needed

upstream
Released (2.4.57+dfsg-1)
xenial
Released (2.4.42+dfsg-2ubuntu3.12)
Patches:
upstream: https://git.openldap.org/openldap/openldap/-/commit/c0b61a9486508e5202aa2e0cfb68c9813731b439
upstream: https://git.openldap.org/openldap/openldap/-/commit/554dff1927176579d652f2fe60c90e9abbad4c65

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H