CVE-2021-43782: Indirect LDAP injection in Tuleap
Tuleap is a Libre and Open Source tool for end to end traceability of application and system developments. This is a follow up to GHSA-887w-pv2r-x8pm/CVE-2021-41276, the initial fix was incomplete. Tuleap does not sanitize properly the search filter built from the ldapid attribute of a user during the daily synchronization. A malicious user could force accounts to be suspended or take over another account by forcing the update of the ldapuid attribute. Note that the malicious user either need to have site administrator capability on the Tuleap instance or be an LDAP operator with the capability to create/modify account. The Tuleap instance needs to have the LDAP plugin activated and enabled for this issue to be exploitable. The following versions contain the fix: Tuleap Community Edition 13.2.99.83, Tuleap Enterprise Edition 13.1-6, and Tuleap Enterprise Edition 13.2-4.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is CVE-2021-43782?
CVE-2021-43782 is a vulnerability in Tuleap, an open-source tool for traceability of application and system developments.
How severe is CVE-2021-43782?
CVE-2021-43782 has a severity rating of 7.2 (High).
What is the affected software for CVE-2021-43782?
The affected software for CVE-2021-43782 includes Enalean Tuleap versions 13.2.99.83, 13.1-6, and 13.2-4 in the community and enterprise editions.
What is the CWE for CVE-2021-43782?
The CWEs associated with CVE-2021-43782 are CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component) and CWE-90 (Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')).
How can I fix CVE-2021-43782?
To fix CVE-2021-43782, it is recommended to update Tuleap to a version higher than the affected ones. Please refer to the official Tuleap documentation for specific patch or upgrade instructions.