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CVE-2006-6493
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…
Medium5.1EPSS 9.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.1 | AV:N/AC:H/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 9.3% · top 4.6% of all CVEs (5 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.1.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (5)
- 20061212 OpenLDAP kbind authentication buffer overflow (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 2023 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- http://www.phreedom.org/solar/exploits/openldap-kbind (opens in a new tab)x_refsource_MISCx_transferred
- 23334 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2006-4964 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2006-6493)Record last updated .