Microsoft Windows 7/8/Server 2008/Vista Active Directory input validation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Microsoft Windows 7/8/Server 2008/Vista. This issue affects some unknown processing of the component Active Directory. Such manipulation leads to input validation. This vulnerability is referenced as CVE-2013-3868. It is possible to launch the attack remotely. No exploit is available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Microsoft Windows 7/8/Server 2008/Vista (Operating System). Affected by this issue is an unknown code block of the component Active Directory. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. CVE summarizes:

Microsoft Active Directory Lightweight Directory Service (AD LDS) on Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, and Windows 8 and Active Directory Services on Windows Server 2008 SP2 and R2 SP1 and Server 2012 allow remote attackers to cause a denial of service (LDAP directory-service outage) via a crafted LDAP query, aka "Remote Anonymous DoS Vulnerability."

The weakness was published 09/10/2013 as MS13-079 as confirmed bulletin (Technet). The advisory is available at technet.microsoft.com. The public release has been coordinated with the vendor. This vulnerability is handled as CVE-2013-3868 since 06/03/2013. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 69838 (MS13-079: Vulnerability in Active Directory Could Allow Denial of Service (2853587)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90909 (Microsoft Windows Active Directory Denial of Service Vulnerability (MS13-079)).

Applying the patch KB2853587 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 13172.

The vulnerability is also documented in the databases at Tenable (69838), SecurityFocus (BID 62228†), OSVDB (97114†), Secunia (SA54750†) and Vulnerability Center (SBV-41455†). krebsonsecurity.com is providing further details. Similar entries are available at VDB-10188, VDB-10189, VDB-10191 and VDB-10192. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Windows Vista SP2
  • Windows Server 2008 SP2
  • Windows 7 SP1
  • Windows Server 2008 R2 SP1
  • Windows 8 SP0
  • Windows Server 2012 SP0

Productinfo

Type

Vendor

Name

Version

License

Support

  • end of life (old version)

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 69838
Nessus Name: MS13-079: Vulnerability in Active Directory Could Allow Denial of Service (2853587)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 901222
OpenVAS Name: Microsoft Windows Active Directory Denial of Service Vulnerability (2853587)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: KB2853587
TippingPoint: 🔍
ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

06/03/2013 🔍
09/10/2013 +99 days 🔍
09/10/2013 +0 days 🔍
09/10/2013 +0 days 🔍
09/11/2013 +1 days 🔍
09/11/2013 +0 days 🔍
09/11/2013 +0 days 🔍
09/11/2013 +0 days 🔍
12/25/2024 +4123 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS13-079
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2013-3868 (🔍)
GCVE (CVE): GCVE-0-2013-3868
GCVE (VulDB): GCVE-100-10190

IAVM: 🔍

SecurityFocus: 62228
Secunia: 54750 - Microsoft Windows Active Directory LDAP Query Denial of Service Vulnerability, Less Critical
OSVDB: 97114 - Microsoft Windows Active Directory Crafted LDAP Query Handling Remote DoS
Vulnerability Center: 41455 - [MS13-079] Microsoft Active Directory Lightweight Directory Service and Active Directory Service Remote Anonymous DoS Vulnerability, High

scip Labs: https://www.scip.ch/en/?labs.20140213
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 09/11/2013 10:47
Updated: 12/25/2024 22:10
Changes: 09/11/2013 10:47 (51), 04/07/2017 12:39 (30), 05/24/2021 09:18 (8), 05/24/2021 09:20 (1), 12/25/2024 22:10 (16)
Complete: 🔍
Committer: olku
Cache ID: 216:67D:103

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!