Loop with Unreachable Exit Condition ('Infinite Loop') Affecting openldap package, versions <2.4.57-r0


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
7.34% (95th percentile)

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  • Snyk IDSNYK-ALPINE315-OPENLDAP-1927997
  • published18 Feb 2021
  • disclosed26 Jan 2021

Introduced: 26 Jan 2021

CVE-2020-36227  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Alpine:3.15 openldap to version 2.4.57-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openldap package and not the openldap package as distributed by Alpine. See How to fix? for Alpine:3.15 relevant fixed versions and status.

A flaw was discovered in OpenLDAP before 2.4.57 leading to an infinite loop in slapd with the cancel_extop Cancel operation, resulting in denial of service.

CVSS Scores

version 3.1