Vulnerability CVE-2012-0833

Vulnerability Name:

CVE-2012-0833 (CCN-73246)

Assigned:

2012-01-05

Published:

2012-01-05

Updated:

2012-07-17

Summary:

The acllas__handle_group_entry function in servers/plugins/acl/acllas.c in 389 Directory Server before 1.2.10 does not properly handled access control instructions (ACIs) that use certificate groups, which allows remote authenticated LDAP users with a certificate group to cause a denial of service (infinite loop and CPU consumption) by binding to the server.

CVSS v3 Severity:

10.0 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

2.3 Low (CVSS v2 Vector: AV:A/AC:M/Au:S/C:N/I:N/A:P)
2.0 Low (Temporal CVSS v2 Vector: AV:A/AC:M/Au:S/C:N/I:N/A:P/E:H/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Adjacent_Network Access Complexity (AC): Medium Authentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

9.3 High (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
8.1 High (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C/E:H/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Athentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

1.4 Low (REDHAT CVSS v2 Vector: AV:A/AC:H/Au:S/C:N/I:N/A:P)
1.3 Low (REDHAT Temporal CVSS v2 Vector: AV:A/AC:H/Au:S/C:N/I:N/A:P/E:H/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Adjacent_Network Access Complexity (AC): High Authentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

Vulnerability Type:

CWE-264

Vulnerability Consequences:

Denial of Service

References:

Vulnerable Configuration:

Configuration 1:

cpe:/a:fedoraproject:389_directory_server:1.2.1:*:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.2:*:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.3:*:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.5:*:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.5:rc1:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.5:rc2:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.5:rc3:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.5:rc4:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.6:*:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.6:a2:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.6:a3:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.6:a4:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.6:rc1:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.6:rc2:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.6:rc3:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.6:rc6:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.6:rc7:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.6.1:*:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.7:alpha3:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.7.5:*:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.8:alpha1:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.8:alpha2:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.8:alpha3:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.8:rc1:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.8:rc2:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.8.1:*:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.8.2:*:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.8.3:*:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.9.9:*:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:1.2.10:alpha8:*:*:*:*:*:*

OR cpe:/a:fedoraproject:389_directory_server:*:rc1:*:*:*:*:*:* (Version <= 1.2.10)

Configuration RedHat 1:

cpe:/o:redhat:enterprise_linux:6:*:*:*:*:*:*:*

Configuration RedHat 2:

cpe:/o:redhat:enterprise_linux:6::client:*:*:*:*:*

Configuration RedHat 3:

cpe:/o:redhat:enterprise_linux:6::computenode:*:*:*:*:*

Configuration RedHat 4:

cpe:/o:redhat:enterprise_linux:6::server:*:*:*:*:*

Configuration RedHat 5:

cpe:/o:redhat:enterprise_linux:6::workstation:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.mitre.oval:def:23497	P	ELSA-2012:0813: 389-ds-base security, bug fix, and enhancement update (Low)	2014-05-26
oval:org.mitre.oval:def:21387	P	RHSA-2012:0813: 389-ds-base security, bug fix, and enhancement update (Low)	2014-02-24
oval:com.ubuntu.precise:def:20120833000	V	CVE-2012-0833 on Ubuntu 12.04 LTS (precise) - low.	2012-07-03
oval:com.ubuntu.trusty:def:20120833000	V	CVE-2012-0833 on Ubuntu 14.04 LTS (trusty) - low.	2012-07-03
oval:com.redhat.rhsa:def:20120813	P	RHSA-2012:0813: 389-ds-base security, bug fix, and enhancement update (Low)	2012-06-20

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