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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.
Publish Date : 2012-08-07 Last Update Date : 2017-08-28
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- CVSS Scores & Vulnerability Types

CVSS Score
5.0
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 20

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important
4.3
AV:N/AC:M/Au:N/C:N/I:N/A:P 2012-07-20 2012-08-01
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- Related OVAL Definitions

Title Definition Id Class Family
DEPRECATED: ELSA-2012-1139 -- bind-dyndb-ldap security update (important) oval:org.mitre.oval:def:27546 unix
ELSA-2012:1139: bind-dyndb-ldap security update (Important) oval:org.mitre.oval:def:23991 unix
RHSA-2012:1139: bind-dyndb-ldap security update (Important) oval:org.mitre.oval:def:21570 unix
RHSA-2012:1139: bind-dyndb-ldap security update (Important) oval:com.redhat.rhsa:def:20121139 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2012-3429

# Product Type Vendor Product Version Update Edition Language
1 Application Martin Nagy Bind-dyndb-ldap 0.1.0 B Version Details Vulnerabilities
2 Application Martin Nagy Bind-dyndb-ldap 0.1.0 A1 Version Details Vulnerabilities
3 Application Martin Nagy Bind-dyndb-ldap 0.2.0 Version Details Vulnerabilities
4 Application Martin Nagy Bind-dyndb-ldap 1.0.0 RC1 Version Details Vulnerabilities
5 Application Martin Nagy Bind-dyndb-ldap 1.0.0 B1 Version Details Vulnerabilities
6 Application Martin Nagy Bind-dyndb-ldap 1.1.0 RC1 Version Details Vulnerabilities
7 Application Martin Nagy Bind-dyndb-ldap 1.1.0 B2 Version Details Vulnerabilities
8 Application Martin Nagy Bind-dyndb-ldap 1.1.0 B1 Version Details Vulnerabilities
9 Application Martin Nagy Bind-dyndb-ldap 1.1.0 A2 Version Details Vulnerabilities
10 Application Martin Nagy Bind-dyndb-ldap 1.1.0 A1 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Martin Nagy Bind-dyndb-ldap 10

- References For CVE-2012-3429

https://exchange.xforce.ibmcloud.com/vulnerabilities/77391
XF binddyndbldap-dnstoldapdnescape-dos(77391)
http://git.fedorahosted.org/cgit/bind-dyndb-ldap.git/commit/?id=f345805c73c294db42452ae966c48fbc36c48006 CONFIRM
http://www.securityfocus.com/bid/54787
BID 54787 Bind DynDB LDAP CVE-2012-3429 Package Remote Denial of Service Vulnerability Release Date:2012-08-17
http://www.securitytracker.com/id?1027341
SECTRACK 1027341
https://bugzilla.redhat.com/show_bug.cgi?id=842466
http://www.openwall.com/lists/oss-security/2012/08/02/5
MLIST [oss-security] 20120802 bind-dyndb-ldap DoS CVE-2012-3429
http://rhn.redhat.com/errata/RHSA-2012-1139.html
REDHAT RHSA-2012:1139

- Metasploit Modules Related To CVE-2012-3429

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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