Microsoft Lync 2010 Search untrusted search path

EntryeditHistoryDiffjsonxmlCTI
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.
6.0$0-$5k0.00

A vulnerability was found in Microsoft Lync 2010 (Unified Communication Software). It has been rated as critical. This issue affects an unknown code block of the component Search Handler. The manipulation with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-426. Impacted is confidentiality, integrity, and availability.

The weakness was released 06/12/2012 by Hamburgers Maccoy as MS12-039 as confirmed bulletin (Technet). It is possible to read the advisory at technet.microsoft.com. The identification of this vulnerability is CVE-2012-1849 since 03/22/2012. The attack may be initiated remotely. The requirement for exploitation is a simple authentication. Technical details are unknown but an exploit is available.

It is declared as proof-of-concept. The exploit is available at exploit-db.com. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 59457 (MS12-039: Vulnerabilities in Lync Could Allow Remote Code Execution (2707956)), 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 90811 (Microsoft Lync Remote Code Execution Vulnerability (MS12-039)).

Applying the patch MS12-039 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 12329.

The vulnerability is also documented in the databases at SecurityFocus (BID 53831), Vulnerability Center (SBV-35303) and Tenable (59457).

Productinfoedit

Type

Vendor

Name

CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2infoedit

AVACAuCIA
🔍🔍🔍🔍🔍🔍
🔍🔍🔍🔍🔍🔍
🔍🔍🔍🔍🔍🔍
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-426
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 59457
Nessus Name: MS12-039: Vulnerabilities in Lync Could Allow Remote Code Execution (2707956)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902842
OpenVAS Name: Microsoft Lync Remote Code Execution Vulnerabilities (2707956)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfoedit

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

Countermeasuresinfoedit

Recommended: Patch
Status: 🔍

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

Patch: MS12-039
TippingPoint: 🔍
ISS Proventia IPS: 🔍
Fortigate IPS: 🔍

Timelineinfoedit

03/22/2012 🔍
06/12/2012 +82 days 🔍
06/12/2012 +0 days 🔍
06/12/2012 +0 days 🔍
06/12/2012 +0 days 🔍
06/12/2012 +0 days 🔍
06/13/2012 +1 days 🔍
02/14/2014 +611 days 🔍
03/26/2017 +1136 days 🔍
06/09/2021 +1536 days 🔍

Sourcesinfoedit

Vendor: https://www.microsoft.com/

Advisory: MS12-039
Researcher: Hamburgers Maccoy
Status: Confirmed

CVE: CVE-2012-1849 (🔍)
OVAL: 🔍

SecurityFocus: 53831 - Microsoft Lync CVE-2012-1849 DLL Loading Arbitrary Code Execution Vulnerability
Vulnerability Center: 35303 - [MS12-039] Microsoft Lync Untrusted Search Path Vulnerability Allows Local Privilege Escalation, Medium

Entryinfoedit

Created: 02/14/2014 02:50 PM
Updated: 06/09/2021 02:38 PM
Changes: (4) source_nessus_risk source_exploitdb exploit_price_0day vulnerability_cvss2_nvd_basescore
Complete: 🔍

Comments

No comments yet. Please log in to comment.

Interested in the pricing of exploits?

See the underground prices here!