{"cve":"CVE-2011-0438","nvd":{"published":"2011-03-15T17:55:03.250","modified":"2026-06-16T23:27:23.160","status":"Modified","description":"nslcd/pam.c in the nss-pam-ldapd 0.8.0 PAM module returns a success code when a user is not found in LDAP, which allows remote attackers to bypass authentication.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-287"],"references":["http://arthurdejong.org/nss-pam-ldapd/news.html#20110309","http://lists.arthurdejong.org/nss-pam-ldapd-announce/2011/attachments/txtVf3rHgt8qQ.txt","http://lists.arthurdejong.org/nss-pam-ldapd-announce/2011/msg00000.html","http://securityreason.com/securityalert/8132","http://www.securityfocus.com/bid/46819"],"products":["arthurdejong:nss-pam-ldapd"],"source":"nvd","synced_at":"2026-10-19T19:57:56.749847046+00:00"},"epss":{"cve":"CVE-2011-0438","score":0.01527,"percentile":0.74707,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}