CVE-2006-5170
pam_ldap in nss_ldap on Red Hat Enterprise Linux 4, Fedora Core 3 and earlier, and possibly other...
pam_ldap in nss_ldap on Red Hat Enterprise Linux 4, Fedora Core 3 and earlier, and possibly other distributions does not return an error condition when an LDAP directory server responds with a PasswordPolicyResponse control response, which causes the pam_authenticate function to return a success code even if authentication has failed, as originally reported for xscreensaver.
Exploit likelihood
What each source reports
NVD Score used
7.5
pam_ldap in nss_ldap on Red Hat Enterprise Linux 4, Fedora Core 3 and earlier, and possibly other distributions does not return an error condition when an LDAP directory server responds with a PasswordPolicyResponse control response, which causes the pam_authenticate function to return a success code even if authentication has failed, as originally reported for xscreensaver.
- Record
CVE-2006-5170- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-755
- Updated
- 2026-11-02
CVE List No score
pam_ldap in nss_ldap on Red Hat Enterprise Linux 4, Fedora Core 3 and earlier, and possibly other distributions does not return an error condition when an LDAP directory server responds with a PasswordPolicyResponse control response, which causes the pam_authenticate function to return a success code even if authentication has failed, as originally reported for xscreensaver.
- Record
CVE-2006-5170- Updated
- 2026-11-02
EUVDEUVD-2006-5155 No score
pam_ldap in nss_ldap on Red Hat Enterprise Linux 4, Fedora Core 3 and earlier, and possibly other distributions does not return an error condition when an LDAP directory server responds with a PasswordPolicyResponse control response, which causes the pam_authenticate function to return a success code even if authentication has failed, as originally reported for xscreensaver.
- Record
EUVD-2006-5155- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3mcc-2cg8-vvjx No score
pam_ldap in nss_ldap on Red Hat Enterprise Linux 4, Fedora Core 3 and earlier, and possibly other...
pam_ldap in nss_ldap on Red Hat Enterprise Linux 4, Fedora Core 3 and earlier, and possibly other distributions does not return an error condition when an LDAP directory server responds with a PasswordPolicyResponse control response, which causes the pam_authenticate function to return a success code even if authentication has failed, as originally reported for xscreensaver.
- Record
GHSA-3mcc-2cg8-vvjx- Weakness
- CWE-755
- Updated
- 2026-11-02
OSV No score
pam_ldap in nss_ldap on Red Hat Enterprise Linux 4, Fedora Core 3 and earlier, and possibly other distributions does not return an error condition when an LDAP directory server responds with a PasswordPolicyResponse control response, which causes the pam_authenticate function to return a success code even if authentication has failed, as originally reported for xscreensaver.
- Record
CVE-2006-5170- Updated
- 2026-11-02
OSVDEBIAN-CVE-2006-5170 No score
pam_ldap in nss_ldap on Red Hat Enterprise Linux 4, Fedora Core 3 and earlier, and possibly other distributions does not return an error condition when an LDAP directory server responds with a PasswordPolicyResponse control response, which causes the pam_authenticate function to return a success code even if authentication has failed, as originally reported for xscreensaver.
- Record
DEBIAN-CVE-2006-5170- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libpam-ldapDebian:11 |
before 180-1.2 | 180-1.2 |
libpam-ldapDebian:3.1 |
before 178-1sarge3, plus listed versions 178-1178-1sarge1 |
178-1sarge3 |
nss_ldapRed Hat:enterprise_linux:4::as |
before 0:226-17 | 0:226-17 |
nss_ldap-debuginfoRed Hat:enterprise_linux:4::as |
before 0:226-17 | 0:226-17 |
nss_ldapRed Hat:enterprise_linux:4::desktop |
before 0:226-17 | 0:226-17 |
nss_ldap-debuginfoRed Hat:enterprise_linux:4::desktop |
before 0:226-17 | 0:226-17 |
nss_ldapRed Hat:enterprise_linux:4::es |
before 0:226-17 | 0:226-17 |
nss_ldap-debuginfoRed Hat:enterprise_linux:4::es |
before 0:226-17 | 0:226-17 |
nss_ldapRed Hat:enterprise_linux:4::ws |
before 0:226-17 | 0:226-17 |
nss_ldap-debuginfoRed Hat:enterprise_linux:4::ws |
before 0:226-17 | 0:226-17 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2006-5170 is a high vulnerability (CVSS 7.5) in Debian Linux, published October 4, 2006. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.15%, the 90th percentile. Fixed in libpam-ldap 180-1.2.
References
securitytracker.com/id?1017153
rhn.redhat.com/errata/RHSA-2006-0719.html
issues.rpath.com/browse/RPL-680
secunia.com/advisories/22682
securityfocus.com/archive/1/447859/100/200/threaded
trustix.org/errata/2006/0061
Show 25 moreShow less
securityfocus.com/bid/20880
secunia.com/advisories/22685
mandriva.com/security/advisories?name=MDKSA-2006:201
novell.com/linux/security/advisories/2006_27_sr.html
secunia.com/advisories/22869
secunia.com/advisories/22694
secunia.com/advisories/23132
security.gentoo.org/glsa/glsa-200612-19.xml
secunia.com/advisories/23428
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10418
debian.org/security/2006/dsa-1203
bugzilla.padl.com/show_bug.cgi?id=291
bugzilla.redhat.com/bugzilla/show_bug.cgi?id=207286
secunia.com/advisories/22696
vupen.com/english/advisories/2006/4319
nvd.nist.gov/vuln/detail/CVE-2006-5170
github.com/advisories/GHSA-3mcc-2cg8-vvjx
security-tracker.debian.org/tracker/CVE-2006-5170
access.redhat.com/errata/RHSA-2006:0719
access.redhat.com/security/updates/classification
bugzilla.redhat.com/show_bug.cgi?id=207286
security.access.redhat.com/data/csaf/v2/advisories/2006/rhsa-2006_0719.json
access.redhat.com/security/cve/CVE-2006-5170
bugzilla.redhat.com/show_bug.cgi?id=1618208
cve.org/CVERecord?id=CVE-2006-5170