Vulnerability Details CVE-2012-2134
The handle_connection_error function in ldap_helper.c in bind-dyndb-ldap before 1.1.0rc1 does not properly handle LDAP query errors, which allows remote attackers to cause a denial of service (infinite loop and named server hang) via a non-alphabet character in the base DN in an LDAP search DNS query.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.01
EPSS Ranking 76.5%
CVSS Severity
CVSS v2 Score 4.3
References
- http://rhn.redhat.com/errata/RHSA-2012-0683.html
- http://secunia.com/advisories/48901
- http://www.openwall.com/lists/oss-security/2012/04/24/15
- http://www.osvdb.org/81619
- https://bugzilla.redhat.com/show_bug.cgi?id=815846
- https://git.fedorahosted.org/cgit/bind-dyndb-ldap.git/tree/NEWS
- https://www.redhat.com/archives/freeipa-users/2012-April/msg00144.html
- http://rhn.redhat.com/errata/RHSA-2012-0683.html
- http://secunia.com/advisories/48901
- http://www.openwall.com/lists/oss-security/2012/04/24/15
- http://www.osvdb.org/81619
- https://bugzilla.redhat.com/show_bug.cgi?id=815846
- https://git.fedorahosted.org/cgit/bind-dyndb-ldap.git/tree/NEWS
- https://www.redhat.com/archives/freeipa-users/2012-April/msg00144.html
Products affected by CVE-2012-2134
-
cpe:2.3:a:martin_nagy:bind-dyndb-ldap:0.1.0
-
cpe:2.3:a:martin_nagy:bind-dyndb-ldap:0.2.0
-
cpe:2.3:a:martin_nagy:bind-dyndb-ldap:1.0.0
-
cpe:2.3:a:martin_nagy:bind-dyndb-ldap:1.1.0