CVE-2011-0438

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-03-15 · updated 2026-06-16
Weakness: CWE-287

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.

Affected products

Arthurdejong Nss-Pam-Ldapd: 0.8.0

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
https://exchange.xforce.ibmcloud.com/vulnerabilities/66028
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
https://exchange.xforce.ibmcloud.com/vulnerabilities/66028

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