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Vulnerability record · public intelligence
CVE-2011-0438
UNKNOWN
CVE-2011-0438
Published Mar 15, 2011 · Updated Oct 23, 2026
Severity · CVSSUNKNOWN · 6.8
Known exploitationNot listed
EPSS / likelihood1.53%
QFinch risk scoreNot available
Original summary
Normalized public record · Updated Oct 23, 2026
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.
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
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.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
CVENVDEPSS
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- 8132 ↗
- 46819 ↗
- nsspamldapd-pam-sec-bypass(66028) ↗
- lists.arthurdejong.org ↗
- [nss-pam-ldapd-announce] 20110309 nss-pam-ldapd security advisory (CVE-2011-0438) ↗
- arthurdejong.org ↗
Record history
Published Mar 15, 2011 · Last refreshed Oct 23, 2026