LDAP Injection Attack

Anandhu Krishnan

Published on

13 May 2024

Vulnerability

Description

LDAP Injection vulnerabilities may allow attackers to bypass authentication controls and access or manipulate arbitrary data within the LDAP directory.

Recommendation

To prevent LDAP Injection, validate and/or escape all user inputs before incorporating them into LDAP queries. Specifically, deny list the following characters or combinations: &

! < > = ~= >= <= * ( ) , + - “ ‘ ; \ / NUL character.

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