CVE-2006-6493
Summary
| CVE | CVE-2006-6493 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2006-12-13 00:28:00 UTC |
| Updated | 2026-04-23 00:35:47 UTC |
| Description | 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. |
Risk And Classification
Primary CVSS: v2.0 5.1 from [email protected]
AV:N/AC:H/Au:N/C:P/I:P/A:P
Problem Types: NVD-CWE-Other | n/a
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
HighAuthentication
NoneConfidentiality
PartialIntegrity
PartialAvailability
PartialAV:N/AC:H/Au:N/C:P/I:P/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Openldap | Openldap | 1.0 | All | All | All |
| Application | Openldap | Openldap | 1.0.1 | All | All | All |
| Application | Openldap | Openldap | 1.0.2 | All | All | All |
| Application | Openldap | Openldap | 1.0.3 | All | All | All |
| Application | Openldap | Openldap | 1.1 | All | All | All |
| Application | Openldap | Openldap | 1.1.0 | All | All | All |
| Application | Openldap | Openldap | 1.1.1 | All | All | All |
| Application | Openldap | Openldap | 1.1.2 | All | All | All |
| Application | Openldap | Openldap | 1.1.3 | All | All | All |
| Application | Openldap | Openldap | 1.1.4 | All | All | All |
| Application | Openldap | Openldap | 1.2 | All | All | All |
| Application | Openldap | Openldap | 1.2.0 | All | All | All |
| Application | Openldap | Openldap | 1.2.1 | All | All | All |
| Application | Openldap | Openldap | 1.2.10 | All | All | All |
| Application | Openldap | Openldap | 1.2.11 | All | All | All |
| Application | Openldap | Openldap | 1.2.12 | All | All | All |
| Application | Openldap | Openldap | 1.2.13 | All | All | All |
| Application | Openldap | Openldap | 1.2.2 | All | All | All |
| Application | Openldap | Openldap | 1.2.3 | All | All | All |
| Application | Openldap | Openldap | 1.2.4 | All | All | All |
| Application | Openldap | Openldap | 1.2.5 | All | All | All |
| Application | Openldap | Openldap | 1.2.6 | All | All | All |
| Application | Openldap | Openldap | 1.2.7 | All | All | All |
| Application | Openldap | Openldap | 1.2.8 | All | All | All |
| Application | Openldap | Openldap | 1.2.9 | All | All | All |
| Application | Openldap | Openldap | 2.0 | All | All | All |
| Application | Openldap | Openldap | 2.0.0 | All | All | All |
| Application | Openldap | Openldap | 2.0.1 | All | All | All |
| Application | Openldap | Openldap | 2.0.10 | All | All | All |
| Application | Openldap | Openldap | 2.0.11 | All | All | All |
| Application | Openldap | Openldap | 2.0.11_11 | All | All | All |
| Application | Openldap | Openldap | 2.0.11_11s | All | All | All |
| Application | Openldap | Openldap | 2.0.11_9 | All | All | All |
| Application | Openldap | Openldap | 2.0.12 | All | All | All |
| Application | Openldap | Openldap | 2.0.13 | All | All | All |
| Application | Openldap | Openldap | 2.0.14 | All | All | All |
| Application | Openldap | Openldap | 2.0.15 | All | All | All |
| Application | Openldap | Openldap | 2.0.16 | All | All | All |
| Application | Openldap | Openldap | 2.0.17 | All | All | All |
| Application | Openldap | Openldap | 2.0.18 | All | All | All |
| Application | Openldap | Openldap | 2.0.19 | All | All | All |
| Application | Openldap | Openldap | 2.0.2 | All | All | All |
| Application | Openldap | Openldap | 2.0.20 | All | All | All |
| Application | Openldap | Openldap | 2.0.21 | All | All | All |
| Application | Openldap | Openldap | 2.0.22 | All | All | All |
| Application | Openldap | Openldap | 2.0.23 | All | All | All |
| Application | Openldap | Openldap | 2.0.24 | All | All | All |
| Application | Openldap | Openldap | 2.0.25 | All | All | All |
| Application | Openldap | Openldap | 2.0.26 | All | All | All |
| Application | Openldap | Openldap | 2.0.27 | All | All | All |
| Application | Openldap | Openldap | 2.0.3 | All | All | All |
| Application | Openldap | Openldap | 2.0.4 | All | All | All |
| Application | Openldap | Openldap | 2.0.5 | All | All | All |
| Application | Openldap | Openldap | 2.0.6 | All | All | All |
| Application | Openldap | Openldap | 2.0.7 | All | All | All |
| Application | Openldap | Openldap | 2.0.8 | All | All | All |
| Application | Openldap | Openldap | 2.0.9 | All | All | All |
| Application | Openldap | Openldap | 2.1.10 | All | All | All |
| Application | Openldap | Openldap | 2.1.11 | All | All | All |
| Application | Openldap | Openldap | 2.1.12 | All | All | All |
| Application | Openldap | Openldap | 2.1.13 | All | All | All |
| Application | Openldap | Openldap | 2.1.14 | All | All | All |
| Application | Openldap | Openldap | 2.1.15 | All | All | All |
| Application | Openldap | Openldap | 2.1.16 | All | All | All |
| Application | Openldap | Openldap | 2.1.17 | All | All | All |
| Application | Openldap | Openldap | 2.1.18 | All | All | All |
| Application | Openldap | Openldap | 2.1.19 | All | All | All |
| Application | Openldap | Openldap | 2.1.2 | All | All | All |
| Application | Openldap | Openldap | 2.1.20 | All | All | All |
| Application | Openldap | Openldap | 2.1.21 | All | All | All |
| Application | Openldap | Openldap | 2.1.22 | All | All | All |
| Application | Openldap | Openldap | 2.1.23 | All | All | All |
| Application | Openldap | Openldap | 2.1.24 | All | All | All |
| Application | Openldap | Openldap | 2.1.25 | All | All | All |
| Application | Openldap | Openldap | 2.1.26 | All | All | All |
| Application | Openldap | Openldap | 2.1.27 | All | All | All |
| Application | Openldap | Openldap | 2.1.28 | All | All | All |
| Application | Openldap | Openldap | 2.1.29 | All | All | All |
| Application | Openldap | Openldap | 2.1.3 | All | All | All |
| Application | Openldap | Openldap | 2.1.30 | All | All | All |
| Application | Openldap | Openldap | 2.1.4 | All | All | All |
| Application | Openldap | Openldap | 2.1.5 | All | All | All |
| Application | Openldap | Openldap | 2.1.6 | All | All | All |
| Application | Openldap | Openldap | 2.1.7 | All | All | All |
| Application | Openldap | Openldap | 2.1.8 | All | All | All |
| Application | Openldap | Openldap | 2.1.9 | All | All | All |
| Application | Openldap | Openldap | 2.1_.20 | All | All | All |
| Application | Openldap | Openldap | 2.2.0 | All | All | All |
| Application | Openldap | Openldap | 2.2.1 | All | All | All |
| Application | Openldap | Openldap | 2.2.10 | All | All | All |
| Application | Openldap | Openldap | 2.2.11 | All | All | All |
| Application | Openldap | Openldap | 2.2.12 | All | All | All |
| Application | Openldap | Openldap | 2.2.13 | All | All | All |
| Application | Openldap | Openldap | 2.2.14 | All | All | All |
| Application | Openldap | Openldap | 2.2.15 | All | All | All |
| Application | Openldap | Openldap | 2.2.16 | All | All | All |
| Application | Openldap | Openldap | 2.2.17 | All | All | All |
| Application | Openldap | Openldap | 2.2.18 | All | All | All |
| Application | Openldap | Openldap | 2.2.19 | All | All | All |
| Application | Openldap | Openldap | 2.2.20 | All | All | All |
| Application | Openldap | Openldap | 2.2.21 | All | All | All |
| Application | Openldap | Openldap | 2.2.22 | All | All | All |
| Application | Openldap | Openldap | 2.2.23 | All | All | All |
| Application | Openldap | Openldap | 2.2.24 | All | All | All |
| Application | Openldap | Openldap | 2.2.25 | All | All | All |
| Application | Openldap | Openldap | 2.2.26 | All | All | All |
| Application | Openldap | Openldap | 2.2.27 | All | All | All |
| Application | Openldap | Openldap | 2.2.28_r2 | All | All | All |
| Application | Openldap | Openldap | 2.2.4 | All | All | All |
| Application | Openldap | Openldap | 2.2.5 | All | All | All |
| Application | Openldap | Openldap | 2.2.6 | All | All | All |
| Application | Openldap | Openldap | 2.2.7 | All | All | All |
| Application | Openldap | Openldap | 2.2.8 | All | All | All |
| Application | Openldap | Openldap | 2.2.9 | All | All | All |
| Application | Openldap | Openldap | 2.3.27_2_2006-10-18 | All | All | All |
| Application | Openldap | Openldap | 2.3.28_2006-10-22 | All | All | All |
| Application | Openldap | Openldap | 2.3.28_2_2006-10-22 | All | All | All |
| Application | Openldap | Openldap | 2.3.28_e1.0.0 | All | All | All |
| Application | Openldap | Openldap | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| OpenLDAP "krbv4_ldap_auth()" Buffer Overflow Vulnerability - Advisories - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| Webmail - OVH | af854a3a-2127-422b-91ae-364da2661108 | www.vupen.com | |
| SecurityReason - OpenLDAP kbind authentication buffer overflow | af854a3a-2127-422b-91ae-364da2661108 | securityreason.com | |
| SecurityFocus | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Exploit, Vendor Advisory |
| openldap-kbind-p00f | af854a3a-2127-422b-91ae-364da2661108 | www.phreedom.org | Exploit |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
| Organization | Published | Contributor | Statement |
|---|---|---|---|
| Red Hat | 2006-12-19 | Mark J Cox | Not vulnerable. OpenLDAP as shipped with Red Hat Enterprise Linux 2.1, 3, and 4 does not support the LDAP_AUTH_KRBV41 authentication method. |
There are currently no legacy QID mappings associated with this CVE.