CVE-2012-3429
MEDIUM · CVSS 5.0EPSS 3.1%EU EUVD
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.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P- Weakness (CWE)
- CWE-20
- EPSS score
- 3.1% (88th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-3396)
- Published
- August 7, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-3396 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- martin nagy / bind-dyndb-ldap
- martin nagy / bind-dyndb-ldap
- martin nagy / bind-dyndb-ldap
- martin nagy / bind-dyndb-ldap
- martin nagy / bind-dyndb-ldap
- martin nagy / bind-dyndb-ldap
- martin nagy / bind-dyndb-ldap
- martin nagy / bind-dyndb-ldap
- martin nagy / bind-dyndb-ldap
- martin nagy / bind-dyndb-ldap
References
- http://git.fedorahosted.org/cgit/bind-dyndb-ldap.git/commit/?id=f345805c73c294db42452ae966c48fbc36c48006(Exploit, Patch)
- http://rhn.redhat.com/errata/RHSA-2012-1139.html
- http://secunia.com/advisories/50086(Vendor Advisory)
- http://secunia.com/advisories/50159(Vendor Advisory)
- 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
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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