| Package | Affected versions | Patched versions |
|---|---|---|
| openldap | = 2.4.10= 2.4.11= 2.4.12= 2.4.13= 2.4.14= 2.4.15= 2.4.16= 2.4.17= 2.4.18= 2.4.19= 2.4.20= 2.4.21= 2.4.22= 2.4.23= 2.4.6= 2.4.7= 2.4.8= 2.4.9 |
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.
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