CVE-2011-1024

Published: Mar 20, 2011Modified: Apr 29, 2026

4.6

Vector

AV:N/AC:H/Au:S/C:P/I:P/A:P

Exploitability: 3.9 / Impact: 6.4

Source: NVD

Description

chain.c in back-ldap in OpenLDAP 2.4.x before 2.4.24, when a master-slave configuration with a chain overlay and ppolicy_forward_updates (aka authentication-failure forwarding) is used, allows remote authenticated users to bypass external-program authentication by sending an invalid password to a slave server.

Affected (18)

Products: Openldap: Openldap

1 product

Configuration A

18 vulnerable

Vulnerable Software	Affected Versions
Openldap Openldap	Version 2.4.10
Openldap Openldap	Version 2.4.11
Openldap Openldap	Version 2.4.12
Openldap Openldap	Version 2.4.13
Openldap Openldap	Version 2.4.14
Openldap Openldap	Version 2.4.15
Openldap Openldap	Version 2.4.16
Openldap Openldap	Version 2.4.17
Openldap Openldap	Version 2.4.18
Openldap Openldap	Version 2.4.19
Openldap Openldap	Version 2.4.20
Openldap Openldap	Version 2.4.21
Openldap Openldap	Version 2.4.22
Openldap Openldap	Version 2.4.23
Openldap Openldap	Version 2.4.6
Openldap Openldap	Version 2.4.7
Openldap Openldap	Version 2.4.8
Openldap Openldap	Version 2.4.9

Related CWEs

References (42)

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705

Source: secalert@redhat.com

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10735

Source: secalert@redhat.com

http://openwall.com/lists/oss-security/2011/02/24/12

Source: secalert@redhat.com

http://openwall.com/lists/oss-security/2011/02/25/13

Source: secalert@redhat.com

http://secunia.com/advisories/43331

Source: secalert@redhat.com

Vendor Advisory

http://secunia.com/advisories/43708

Source: secalert@redhat.com

http://secunia.com/advisories/43718

Source: secalert@redhat.com

http://security.gentoo.org/glsa/glsa-201406-36.xml

Source: secalert@redhat.com

http://securitytracker.com/id?1025188

Source: secalert@redhat.com

http://www.mandriva.com/security/advisories?name=MDVSA-2011:055

Source: secalert@redhat.com

http://www.mandriva.com/security/advisories?name=MDVSA-2011:056

Source: secalert@redhat.com

http://www.openldap.org/devel/cvsweb.cgi/servers/slapd/back-ldap/chain.c.diff?r1=1.76&r2=1.77&hideattic=1&sortbydate=0

Source: secalert@redhat.com

Patch

http://www.openldap.org/its/index.cgi/Software%20Bugs?id=6607

Source: secalert@redhat.com

http://www.openldap.org/lists/openldap-announce/201102/msg00000.html

Source: secalert@redhat.com

Patch

http://www.openldap.org/lists/openldap-technical/201004/msg00247.html

Source: secalert@redhat.com

http://www.redhat.com/support/errata/RHSA-2011-0346.html

Source: secalert@redhat.com

http://www.redhat.com/support/errata/RHSA-2011-0347.html

Source: secalert@redhat.com

http://www.ubuntu.com/usn/USN-1100-1

Source: secalert@redhat.com

http://www.vupen.com/english/advisories/2011/0665

Source: secalert@redhat.com

Vendor Advisory

https://bugzilla.novell.com/show_bug.cgi?id=674985

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=680466

Source: secalert@redhat.com

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705

Source: af854a3a-2127-422b-91ae-364da2661108

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10735

Source: af854a3a-2127-422b-91ae-364da2661108

http://openwall.com/lists/oss-security/2011/02/24/12

Source: af854a3a-2127-422b-91ae-364da2661108

http://openwall.com/lists/oss-security/2011/02/25/13

Source: af854a3a-2127-422b-91ae-364da2661108

http://secunia.com/advisories/43331

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

http://secunia.com/advisories/43708

Source: af854a3a-2127-422b-91ae-364da2661108

http://secunia.com/advisories/43718

Source: af854a3a-2127-422b-91ae-364da2661108

http://security.gentoo.org/glsa/glsa-201406-36.xml

Source: af854a3a-2127-422b-91ae-364da2661108

http://securitytracker.com/id?1025188

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.mandriva.com/security/advisories?name=MDVSA-2011:055

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.mandriva.com/security/advisories?name=MDVSA-2011:056

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.openldap.org/devel/cvsweb.cgi/servers/slapd/back-ldap/chain.c.diff?r1=1.76&r2=1.77&hideattic=1&sortbydate=0

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

http://www.openldap.org/its/index.cgi/Software%20Bugs?id=6607

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.openldap.org/lists/openldap-announce/201102/msg00000.html

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

http://www.openldap.org/lists/openldap-technical/201004/msg00247.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.redhat.com/support/errata/RHSA-2011-0346.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.redhat.com/support/errata/RHSA-2011-0347.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-1100-1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.vupen.com/english/advisories/2011/0665

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://bugzilla.novell.com/show_bug.cgi?id=674985

Source: af854a3a-2127-422b-91ae-364da2661108

https://bugzilla.redhat.com/show_bug.cgi?id=680466

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.