OpenLDAP selfwrite ACL security bypass

openldap-selfwrite-security-bypass (28772) The risk level is classified as MediumMedium Risk

Description:

OpenLDAP could allow a remote attacker to bypass security restrictions, caused by improper validation of the "selfwrite" Access Control List (ACL) parameter. A remote attacker with "selfwrite" privileges could exploit this vulnerability to perform unauthorized attribute modifications.

*CVSS:

Base Score: 2.1
  Access Vector: Remote
  Access Complexity: Low
  Authentication: Required
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: None
 
Temporal Score: 1.6
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Bypass Security

Remedy:

Upgrade to the latest version of OpenLDAP (2.3.25 or later), available from the OpenLDAP Web site. See References.

For VMware ESX 3.0.1:
Apply Patch Bundle ESX-1001693, available from the VMware Web site. See References.

For VMware ESX 3.0.0:
Apply Patch Bundle ESX-1001208, available from the VMware Web site. See References.

For VMware ESX 3.0.2:
Apply Patch Bundle ESX-1001727, available from the VMware Web site. See References.

For Avaya (OpenLDAP):
Refer to ASA-2007-232 for patch, upgrade, or suggested workaround information. See References.

For other distributions:
Apply the appropriate update for your system. See References.

References:

Platforms Affected:

  • Avaya Application Enablement Services 4.0
  • Avaya Application Enablement Services 4.1
  • Avaya Communication Manager 2.0
  • Avaya Communication Manager 2.0.1
  • Avaya Communication Manager 2.1
  • Avaya Communication Manager 2.1.1
  • Avaya Communication Manager 2.2
  • Avaya Communication Manager 2.2.1
  • Avaya Communication Manager 2.2.2
  • Avaya Communication Manager 3.0
  • Avaya Communication Manager 3.0.1
  • Avaya Communication Manager 3.1
  • Avaya Communication Manager 3.1.1
  • Avaya Communication Manager 3.1.2
  • Avaya Communication Manager 3.1.3
  • Avaya Communication Manager 3.1.4
  • Avaya Communication Manager 4.0
  • Avaya Communication Manager 4.0.1
  • Avaya Communication Manager 4.0.3
  • Avaya Converged Communications Server 2.0
  • Avaya Converged Communications Server 2.0.1
  • Avaya Converged Communications Server 2.1
  • Avaya Converged Communications Server 3.0
  • Avaya Converged Communications Server 3.1
  • Avaya Converged Communications Server 3.1.1
  • Avaya Message Networking
  • Avaya Message Storage Server 3.0
  • Gentoo Linux
  • MandrakeSoft Mandrake Linux 2006 X86_64
  • MandrakeSoft Mandrake Linux 2006
  • OpenLDAP OpenLDAP prior to 2.3.25
  • RedHat Enterprise Linux 3 ES
  • RedHat Enterprise Linux 3 AS
  • RedHat Enterprise Linux 3 Desktop
  • RedHat Enterprise Linux 3 WS
  • RedHat Enterprise Linux 4 Desktop
  • RedHat Enterprise Linux 4 WS
  • RedHat Enterprise Linux 4 ES
  • RedHat Enterprise Linux 4 AS
  • VMware ESX Server 3.0.0
  • VMware ESX Server 3.0.1
  • VMware ESX Server 3.0.2

Reported:

Sep 04, 2006

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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