Vulnerability Details CVE-2012-3429
The dns_to_ldap_dn_escape function in src/ldap_convert.c in bind-dyndb-ldap 1.1.0rc1 and earlier does not properly escape distinguished names (DN) for LDAP queries, which allows remote DNS servers to cause a denial of service (named service hang) via a "$" character in a DN in a DNS query.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.013
EPSS Ranking 78.9%
CVSS Severity
CVSS v2 Score 5.0
References
- http://git.fedorahosted.org/cgit/bind-dyndb-ldap.git/commit/?id=f345805c73c294db42452ae966c48fbc36c48006
- http://rhn.redhat.com/errata/RHSA-2012-1139.html
- http://secunia.com/advisories/50086
- http://secunia.com/advisories/50159
- http://www.openwall.com/lists/oss-security/2012/08/02/5
- http://www.securityfocus.com/bid/54787
- http://www.securitytracker.com/id?1027341
- https://bugzilla.redhat.com/show_bug.cgi?id=842466
- https://exchange.xforce.ibmcloud.com/vulnerabilities/77391
- http://git.fedorahosted.org/cgit/bind-dyndb-ldap.git/commit/?id=f345805c73c294db42452ae966c48fbc36c48006
- http://rhn.redhat.com/errata/RHSA-2012-1139.html
- http://secunia.com/advisories/50086
- http://secunia.com/advisories/50159
- http://www.openwall.com/lists/oss-security/2012/08/02/5
- http://www.securityfocus.com/bid/54787
- http://www.securitytracker.com/id?1027341
- https://bugzilla.redhat.com/show_bug.cgi?id=842466
- https://exchange.xforce.ibmcloud.com/vulnerabilities/77391
Products affected by CVE-2012-3429
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cpe:2.3:a:martin_nagy:bind-dyndb-ldap:0.1.0
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cpe:2.3:a:martin_nagy:bind-dyndb-ldap:0.2.0
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cpe:2.3:a:martin_nagy:bind-dyndb-ldap:1.0.0
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cpe:2.3:a:martin_nagy:bind-dyndb-ldap:1.1.0