CVEvulnerability
CVE-2017-11501
5.9 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2017-07-20
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.9 MEDIUM — CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-295
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.
Affected configurations
• nixos project nixos (<= 17.03)
Related
Weakness · CWE (1)
- CWE-295 Improper Certificate Validation weakness
References
- http://openwall.com/lists/oss-security/2017/07/20/1 Mailing List, Mitigation, Patch, Third Party Advisory
- https://github.com/NixOS/nixpkgs/issues/27506 Issue Tracking, Third Party Advisory
- https://groups.google.com/forum/#%21topic/nix-security-announce/qrDU0KH_ZRk groups.google.com
- http://openwall.com/lists/oss-security/2017/07/20/1 Mailing List, Mitigation, Patch, Third Party Advisory
- https://github.com/NixOS/nixpkgs/issues/27506 Issue Tracking, Third Party Advisory
- https://groups.google.com/forum/#%21topic/nix-security-announce/qrDU0KH_ZRk groups.google.com