CVE-2006-6493

Severity: medium (CVSS 5.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 9.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2006-12-13 · updated 2026-06-16

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.

Affected products

openldap: through 2.4.3; 1.0, 1.0.1, 1.0.2, 1.0.3, 1.1, 1.1.0 (+112)

References

http://secunia.com/advisories/23334
http://securityreason.com/securityalert/2023
http://www.phreedom.org/solar/exploits/openldap-kbind
http://www.securityfocus.com/archive/1/454181/30/0/threaded
http://www.vupen.com/english/advisories/2006/4964
http://secunia.com/advisories/23334
http://securityreason.com/securityalert/2023
http://www.phreedom.org/solar/exploits/openldap-kbind
http://www.securityfocus.com/archive/1/454181/30/0/threaded
http://www.vupen.com/english/advisories/2006/4964

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