Access Restriction Bypass Affecting compat-openldap package, versions <0:2.4.19_2.3.43-15.el6_0.2


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.41% (74th percentile)

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  • Snyk IDSNYK-RHEL6-COMPATOPENLDAP-1425484
  • 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 RHEL:6 compat-openldap to version 0:2.4.19_2.3.43-15.el6_0.2 or higher.
This issue was patched in RHSA-2011:0347.

NVD Description

Note: Versions mentioned in the description apply only to the upstream compat-openldap package and not the compat-openldap package as distributed by RHEL. See How to fix? for RHEL: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