CVE-2017-11501
Description
NixOS 17.03 and earlier has an unintended default absence of SSL Certificate Validation for LDAP. The users.ldap NixOS module implements user authentication against LDAP servers via a PAM module. It was found that if TLS is enabled to connect to the LDAP server with users.ldap.useTLS, peer verification will be unconditionally disabled in /etc/ldap.conf.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- http://openwall.com/lists/oss-security/2017/07/20/1
- https://github.com/NixOS/nixpkgs/issues/27506
- https://groups.google.com/forum/#%21topic/nix-security-announce/qrDU0KH_ZRk
- http://openwall.com/lists/oss-security/2017/07/20/1
- https://github.com/NixOS/nixpkgs/issues/27506
- https://groups.google.com/forum/#%21topic/nix-security-announce/qrDU0KH_ZRk
CWEs
CWE-295
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.