CVE-2012-3429
medium
CVSS v3
—
CVSS v4 NEW
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VIR risk
5.0
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.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| martin_nagy | bind-dyndb-ldap | {"endIncluding":"1.1.0"} | |
| martin_nagy | bind-dyndb-ldap | 0.1.0 | |
| martin_nagy | bind-dyndb-ldap | 0.2.0 | |
| martin_nagy | bind-dyndb-ldap | 1.0.0 | |
| martin_nagy | bind-dyndb-ldap | 1.1.0 | |
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
CWEs
CWE-20
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.