VDB-11263 · CVE-2013-4485 · BID 63850

Red Hat 389 Directory Server/Directory Server 8 EL5 Get Effective Rights Engine input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

A vulnerability has been found in Red Hat 389 Directory Server and Directory Server 8 EL5 (Directory Service Software) and classified as critical. Affected by this vulnerability is an unknown function of the component Get Effective Rights Engine. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

389 Directory Server 1.2.11.15 (aka Red Hat Directory Server before 8.2.11-14) allows remote authenticated users to cause a denial of service (crash) via multiple @ characters in a GER attribute list in a search request.

The weakness was presented 11/21/2013 as Important: 389-ds-base security update as confirmed advisory (Website). It is possible to read the advisory at rhn.redhat.com. The public release was coordinated in cooperation with Red Hat. This vulnerability is known as CVE-2013-4485 since 06/12/2013. The exploitation appears to be easy. The attack can be launched remotely. The successful exploitation requires a single authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 71191 (Scientific Linux Security Update : 389-ds-base on SL6.x i386/x86_64), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Scientific Linux Local Security Checks.

Upgrading eliminates this vulnerability. The upgrade is hosted for download at rhn.redhat.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (71191). Additional details are provided at seclists.org.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 71191
Nessus Name: Scientific Linux Security Update : 389-ds-base on SL6.x i386/x86_64
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 867241
OpenVAS Name: Fedora Update for 389-ds-base FEDORA-2013-21875
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Upgrade: rhn.redhat.com

Timelineinfo

06/12/2013 🔍
11/21/2013 +161 days 🔍
11/21/2013 +0 days 🔍
11/21/2013 +0 days 🔍
11/21/2013 +0 days 🔍
11/23/2013 +2 days 🔍
11/26/2013 +3 days 🔍
11/28/2013 +2 days 🔍
12/04/2013 +6 days 🔍
06/02/2021 +2737 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: Important: 389-ds-base security update
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2013-4485 (🔍)
OVAL: 🔍

Vulnerability Center: 42395 - RedHat 389 Directory Server 1.2.11.15 Remote Authenticated Denial of Servce via @ Characters in a GER Attribute List, Medium
SecurityFocus: 63850
Secunia: 55765 - Red Hat update for redhat-ds-base, Less Critical
OSVDB: 100110

Misc.: 🔍

Entryinfo

Created: 11/26/2013 15:28
Updated: 06/02/2021 14:04
Changes: 11/26/2013 15:28 (47), 05/15/2017 12:12 (31), 06/02/2021 13:58 (4), 06/02/2021 14:04 (1)
Complete: 🔍

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