389 Directory Server up to 1.2.7.4 acllas__handle_group_entry access control

CVSS Meta Temp Score
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in 389 Directory Server up to 1.2.7.4. The impacted element is the function acllas__handle_group_entry. Performing a manipulation results in access control. This vulnerability is reported as CVE-2012-0833. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in 389 Directory Server up to 1.2.7.4 (Directory Service Software). This affects the function acllas__handle_group_entry. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on availability. The summary by CVE is:

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.

The weakness was disclosed 07/03/2012 (Website). It is possible to read the advisory at fedorahosted.org. This vulnerability is uniquely identified as CVE-2012-0833 since 01/19/2012. The attack can only be done within the local network. The successful exploitation needs a authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 68552 (Oracle Linux 6 : 389-ds-base (ELSA-2012-0813)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 156365 (CentOS Security Update for 389-ds-base (CESA-2012:0813)).

Upgrading to version 1.2.7.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (73246), Tenable (68552), SecurityFocus (BID 52044†), Secunia (SA48035†) and Vulnerability Center (SBV-35475†). The entries VDB-61171 and VDB-61170 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68552
Nessus Name: Oracle Linux 6 : 389-ds-base (ELSA-2012-0813)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 72612
OpenVAS Name: FreeBSD Ports: apache22
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: 389 Directory Server 1.2.7.5

Timelineinfo

01/19/2012 🔍
02/02/2012 +14 days 🔍
02/02/2012 +0 days 🔍
02/16/2012 +14 days 🔍
07/03/2012 +138 days 🔍
07/03/2012 +0 days 🔍
07/04/2012 +1 days 🔍
07/12/2013 +373 days 🔍
03/23/2015 +619 days 🔍
01/03/2025 +3574 days 🔍

Sourcesinfo

Advisory: RHSA-2012:0813
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-0833 (🔍)
GCVE (CVE): GCVE-0-2012-0833
GCVE (VulDB): GCVE-100-61167

OVAL: 🔍

X-Force: 73246
SecurityFocus: 52044 - 389 Directory Server Certificate Groups Remote Denial of Service Vulnerability
Secunia: 48035 - 389 Directory Server "acllas__handle_group_entry()" Denial of Service Vulnerabil, Less Critical
Vulnerability Center: 35475 - Red Hat Enterprise Linux and Fedora Directory Server LDAP Remote DoS Vulnerability, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 01/03/2025 13:58
Changes: 03/23/2015 16:50 (63), 04/14/2017 13:52 (13), 12/05/2021 15:33 (3), 12/05/2021 15:39 (1), 12/05/2021 15:45 (2), 01/03/2025 13:58 (19)
Complete: 🔍
Cache ID: 216::103

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