Intrusion PreventionOpenLDAP.Kerberos.Bind.Request.Buffer.Overflow
Description
It indicates a possible exploit of a buffer overflow vulnerability in the krbv4_ldap_auth function in servers/slapd/kerberos.c in OpenLDAP, when OpenLDAP is compiled with the --enable-kbind (Kerberos KBIND) option. It may allow 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 OpenLDAP 2.4.3
OpenLDAP OpenLDAP 2.4.2
OpenLDAP OpenLDAP 2.4.1
OpenLDAP OpenLDAP 2.4
OpenLDAP OpenLDAP 2.3.25
OpenLDAP OpenLDAP 2.2.29
OpenLDAP OpenLDAP 2.2.15
OpenLDAP OpenLDAP 2.2.6
OpenLDAP OpenLDAP 2.1.30
OpenLDAP OpenLDAP 2.1.25
OpenLDAP OpenLDAP 2.1.22
OpenLDAP OpenLDAP 2.1.19
OpenLDAP OpenLDAP 2.1.18
OpenLDAP OpenLDAP 2.1.17
OpenLDAP OpenLDAP 2.1.16
OpenLDAP OpenLDAP 2.1.15
OpenLDAP OpenLDAP 2.1.14
OpenLDAP OpenLDAP 2.1.13
OpenLDAP OpenLDAP 2.1.12
OpenLDAP OpenLDAP 2.1.11
OpenLDAP OpenLDAP 2.1.10
OpenLDAP OpenLDAP 2.1.4
OpenLDAP OpenLDAP 2.1 .20
OpenLDAP OpenLDAP 2.0.27
OpenLDAP OpenLDAP 2.0.25
OpenLDAP OpenLDAP 2.0.23
OpenLDAP OpenLDAP 2.0.22
OpenLDAP OpenLDAP 2.0.21
OpenLDAP OpenLDAP 2.0.20
OpenLDAP OpenLDAP 2.0.19
OpenLDAP OpenLDAP 2.0.18
OpenLDAP OpenLDAP 2.0.17
OpenLDAP OpenLDAP 2.0.16
OpenLDAP OpenLDAP 2.0.15
OpenLDAP OpenLDAP 2.0.14
OpenLDAP OpenLDAP 2.0.13
OpenLDAP OpenLDAP 2.0.12
OpenLDAP OpenLDAP 2.0.11 -9
OpenLDAP OpenLDAP 2.0.11 -11S
OpenLDAP OpenLDAP 2.0.11 -11
OpenLDAP OpenLDAP 2.0.11
OpenLDAP OpenLDAP 2.0.10
OpenLDAP OpenLDAP 2.0.9
OpenLDAP OpenLDAP 2.0.8
OpenLDAP OpenLDAP 2.0.7
OpenLDAP OpenLDAP 2.0.6
OpenLDAP OpenLDAP 2.0.5
OpenLDAP OpenLDAP 2.0.4
OpenLDAP OpenLDAP 2.0.3
OpenLDAP OpenLDAP 2.0.2
OpenLDAP OpenLDAP 2.0.1
OpenLDAP OpenLDAP 2.0
OpenLDAP OpenLDAP 1.2.13
OpenLDAP OpenLDAP 1.2.12
OpenLDAP OpenLDAP 1.2.11
OpenLDAP OpenLDAP 1.2.10
OpenLDAP OpenLDAP 1.2.9
OpenLDAP OpenLDAP 1.2.8
OpenLDAP OpenLDAP 1.2.7
OpenLDAP OpenLDAP 1.2.6
OpenLDAP OpenLDAP 1.2.5
OpenLDAP OpenLDAP 1.2.4
OpenLDAP OpenLDAP 1.2.3
OpenLDAP OpenLDAP 1.2.2
OpenLDAP OpenLDAP 1.2.1
OpenLDAP OpenLDAP 1.2
OpenLDAP OpenLDAP 1.1.4
OpenLDAP OpenLDAP 1.1.3
OpenLDAP OpenLDAP 1.1.2
OpenLDAP OpenLDAP 1.1.1
OpenLDAP OpenLDAP 1.1
OpenLDAP OpenLDAP 1.0.3
OpenLDAP OpenLDAP 1.0.2
OpenLDAP OpenLDAP 1.0.1
OpenLDAP OpenLDAP 1.0
OpenLDAP OpenLDAP 2.3.28-E1.0.0
OpenLDAP OpenLDAP 2.3.28-20061022
OpenLDAP OpenLDAP 2.3.28-2.20061022
OpenLDAP OpenLDAP 2.3.27-2.20061018
Impact
Execute arbitrary code.
Recommended Actions
Currently we are not aware of any vendor-supplied patches for this issue.
Telemetry
Coverage
| IPS (Regular DB) | |
| IPS (Extended DB) |
Version Updates
| Date | Version | Detail |
|---|---|---|
| 2020-12-11 | 16.978 |
| ID | 14295 |
| Created | Mar 08, 2007 |
| Updated | Nov 15, 2021 |
| Risk |
|
| CVE ID | CVE-2006-6493 |
| Exploit Prediction Score | 10.78% |
| Default Action | drop |
| Active | |
| Affected OS | Linux |
| Affected App | Other |