CVE-2006-6493 json
Buffer overflow in the krbv4_ldap_auth function in servers/slapd/kerberos.c in OpenLDAP 2.4.3 and earlier, when OpenLDAP is compiled with t…
published 2006-12-13 19 y ago modified 2026-06-16 4 mo ago also EUVD-2006-6476
- cvss
- 5.1
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 9.3%
- EPSS 9.3% chance of exploitation in 30 days, percentile 95%
- public exploits
- 1
- Exploit-DB
Summary
Buffer overflow in the krbv4_ldap_auth function in servers/slapd/kerberos.c in OpenLDAP 2.4.3 and earlier, when OpenLDAP is compiled with the --enable-kbind (Kerberos KBIND) option, allows remote attackers to execute arbitrary code via an LDAP bind request using the LDAP_AUTH_KRBV41 authentication method and long credential data.
Timeline
- Published
- First public exploit (EDB-2933)
Exploit prediction
9.33% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-2933 OpenLDAP 2.4.3 - 'KBIND' Remote Buffer Overflow remote, 2006-12-15
- securityfocus.com http://www.securityfocus.com/archive/1/454181/30/0/threaded referenced PoC, tagged "exploit" by a source, unverified
- phreedom.org http://www.phreedom.org/solar/exploits/openldap-kbind referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.1 | AV:N/AC:H/Au:N/C:P/I:P/A:P |
References
-
securityfocus.com
/archive/1/454181/30/0/threaded
mailing-list, exploit, vendor-advisory
-
phreedom.org
/solar/exploits/openldap-kbind
exploit
-
securityreason.com
/securityalert/2023
third-party-advisory
-
secunia.com
/advisories/23334
third-party-advisory
-
vupen.com
/english/advisories/2006/4964
vdb-entry
Sources
- CVE List CVE-2006-6493
- NVD CVE-2006-6493
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