Medium severity5.9NVD Advisory· Published Jul 20, 2017· Updated Jun 17, 2026

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Nixos/Nixos2 versions
cpe:2.3:o:nixos_project:nixos:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:nixos_project:nixos:*:*:*:*:*:*:*:*range: <=17.03
- (no CPE)range: <=17.03
Nixos/users.ldap NixOS modulellm-create
Range: <=17.03

Patches

Vulnerability mechanics

References

openwall.com/lists/oss-security/2017/07/20/1nvdMailing ListMitigationPatchThird Party Advisory
github.com/NixOS/nixpkgs/issues/27506nvdIssue TrackingThird Party Advisory
groups.google.com/forum/nvd

News mentions

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cvss	0.384
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000