CVE-2005-2069: pam_ldap and nss_ldap, when used with OpenLDAP and connecting to a slave using TLS, does not use TLS for the s

Routine

MEDIUM 5.0MITIGATEMITIGATE

CVE-2005-2069 is a medium-severity flaw (CVSS 5.0) affecting nss ldap, pam ldap. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

pam_ldap and nss_ldap, when used with OpenLDAP and connecting to a slave using TLS, does not use TLS for the subsequent connection if the client is referred to a master, which may cause a password to be sent in cleartext and allows remote attackers to sniff the password.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	2.8% (top 14%)
CISA exploited list	No
Weakness	CWE-319
Published	2005-06-30
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: padl

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2005-06-30 04:00 UTCPublished CVE record published
2026-06-16 22:14 UTCUpdated Record last modified

padl nss ldap MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy nss-ldap || rpm -q nss-ldap || nss-ldap --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

padl pam ldap MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy pam-ldap || rpm -q pam-ldap || pam-ldap --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2005-2069?

nss ldap: mitigate or apply the listed mitigation; pam ldap: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-2069 being exploited?

CVE-2005-2069 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2005-2069 affect?

CVE-2005-2069 affects nss ldap, pam ldap. Severity is medium (CVSS 5.0). pam_ldap and nss_ldap, when used with OpenLDAP and connecting to a slave using TLS, does not use TLS for the subsequent connection if the client is referred to a master, which may cause a password to be sent in cleartext and allows remote a

How urgent is CVE-2005-2069?

Priority 39/100. No elevated risk signals yet.

Software pages

OpenLDAP vulnerabilities

Related CVEs

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CVE-2002-0825 HIGH 7.5 UPGRADE Buffer overflow in the DNS SRV code for nss_ldap before nss_ldap-198 allows remote attackers to cause a denial
CVE-2002-0735 HIGH 7.5 DOWNGRADE DOWNGRADE Format string vulnerability in the logging() function in C-Note Squid LDAP authentication module (squid_auth_L
CVE-2000-1045 LOW 1.2 DOWNGRADE nss_ldap earlier than 121, when run with nscd (name service caching daemon), allows remote attackers to cause

References

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