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Vulnerability record · CVE-2006-5170 · published 10 October 2006

CVE-2006-5170: Fedoraproject fedora core vulnerability

Fedoraproject · Fedora Core

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.

7.5 CVSS 2.0 High EPSS 4.1% · top 9.6% CWE-755 · CWE-755
7.5CVSS 2.0 base score
4.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
8Affected product versions listed by NVD
42References
16 Jun 2026Last modified by NVD

Description

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.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

8 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://bugzilla.padl.com/show_bug.cgi?id=291 Broken LinkIssue TrackingVendor Advisory
http://rhn.redhat.com/errata/RHSA-2006-0719.html Vendor Advisory
http://secunia.com/advisories/22682 Third Party Advisory
http://secunia.com/advisories/22685 Third Party Advisory
http://secunia.com/advisories/22694 Third Party Advisory
http://secunia.com/advisories/22696 Third Party Advisory
http://secunia.com/advisories/22869 Third Party Advisory
http://secunia.com/advisories/23132 Third Party Advisory
http://secunia.com/advisories/23428 Third Party Advisory
http://security.gentoo.org/glsa/glsa-200612-19.xml Vendor Advisory
http://securitytracker.com/id?1017153 Third Party AdvisoryVDB Entry
http://www.debian.org/security/2006/dsa-1203 Issue TrackingPatchVendor Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2006:201 Third Party Advisory
http://www.novell.com/linux/security/advisories/2006_27_sr.html Broken LinkVendor Advisory
http://www.securityfocus.com/archive/1/447859/100/200/threaded Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/20880 Third Party AdvisoryVDB Entry
http://www.trustix.org/errata/2006/0061/ Broken LinkThird Party Advisory
http://www.vupen.com/english/advisories/2006/4319 Third Party Advisory
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=207286 Issue TrackingVendor Advisory
https://issues.rpath.com/browse/RPL-680 Broken LinkThird Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10418 Third Party Advisory
http://bugzilla.padl.com/show_bug.cgi?id=291 Broken LinkIssue TrackingVendor Advisory
http://rhn.redhat.com/errata/RHSA-2006-0719.html Vendor Advisory
http://secunia.com/advisories/22682 Third Party Advisory
http://secunia.com/advisories/22685 Third Party Advisory
http://secunia.com/advisories/22694 Third Party Advisory
http://secunia.com/advisories/22696 Third Party Advisory
http://secunia.com/advisories/22869 Third Party Advisory
http://secunia.com/advisories/23132 Third Party Advisory
http://secunia.com/advisories/23428 Third Party Advisory
http://security.gentoo.org/glsa/glsa-200612-19.xml Vendor Advisory
http://securitytracker.com/id?1017153 Third Party AdvisoryVDB Entry
http://www.debian.org/security/2006/dsa-1203 Issue TrackingPatchVendor Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2006:201 Third Party Advisory
http://www.novell.com/linux/security/advisories/2006_27_sr.html Broken LinkVendor Advisory
http://www.securityfocus.com/archive/1/447859/100/200/threaded Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/20880 Third Party AdvisoryVDB Entry
http://www.trustix.org/errata/2006/0061/ Broken LinkThird Party Advisory
http://www.vupen.com/english/advisories/2006/4319 Third Party Advisory
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=207286 Issue TrackingVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2006-5170), CISA KEV, FIRST EPSS (scores of 2026-10-02). This page is refreshed as NVD updates the record.