National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2012-3429 Detail

Current Description

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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: N/A
NVD score not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.fedorahosted.org/cgit/bind-dyndb-ldap.git/commit/?id=f345805c73c294db42452ae966c48fbc36c48006 Exploit Patch
http://rhn.redhat.com/errata/RHSA-2012-1139.html
http://www.openwall.com/lists/oss-security/2012/08/02/5
http://www.securityfocus.com/bid/54787
http://www.securitytracker.com/id?1027341 Patch
https://bugzilla.redhat.com/show_bug.cgi?id=842466
https://exchange.xforce.ibmcloud.com/vulnerabilities/77391

Weakness Enumeration

CWE-ID CWE Name Source
CWE-20 Improper Input Validation NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:martin_nagy:bind-dyndb-ldap:0.1.0:a1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:martin_nagy:bind-dyndb-ldap:0.1.0:b:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:martin_nagy:bind-dyndb-ldap:0.2.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:martin_nagy:bind-dyndb-ldap:1.0.0:b1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:martin_nagy:bind-dyndb-ldap:1.0.0:rc1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:martin_nagy:bind-dyndb-ldap:1.1.0:a1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:martin_nagy:bind-dyndb-ldap:1.1.0:a2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:martin_nagy:bind-dyndb-ldap:1.1.0:b1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:martin_nagy:bind-dyndb-ldap:1.1.0:b2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:martin_nagy:bind-dyndb-ldap:*:rc1:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.1.0


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2012-3429
NVD Published Date:
08/07/2012
NVD Last Modified:
08/28/2017