Access Restriction Bypass Affecting openldap package, versions <0:2.4.19-15.el6_0.2


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.41% (75th percentile)

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  • Snyk IDSNYK-CENTOS6-OPENLDAP-2042013
  • published26 Jul 2021
  • disclosed28 Jul 2010

Introduced: 28 Jul 2010

CVE-2011-1024  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Centos:6 openldap to version 0:2.4.19-15.el6_0.2 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 Centos. See How to fix? for Centos:6 relevant fixed versions and status.

chain.c in back-ldap in OpenLDAP 2.4.x before 2.4.24, when a master-slave configuration with a chain overlay and ppolicy_forward_updates (aka authentication-failure forwarding) is used, allows remote authenticated users to bypass external-program authentication by sending an invalid password to a slave server.

CVSS Scores

version 3.1