Microsoft Lync 2010/2013 Meeting cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.8$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Microsoft Lync 2010/2013. The affected element is an unknown function of the component Meeting Handler. The manipulation leads to cross site scripting. This vulnerability is uniquely identified as CVE-2014-1823. The attack is possible to be carried out remotely. No exploit exists. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Microsoft Lync 2010/2013 (Unified Communication Software). This issue affects some unknown functionality of the component Meeting Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity.

The weakness was disclosed 06/10/2014 with Microsoft as MS14-032 as confirmed bulletin (Technet). It is possible to read the advisory at technet.microsoft.com. The identification of this vulnerability is CVE-2014-1823 since 01/29/2014. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 74424 (MS14-032: Vulnerability in Microsoft Lync Server Could Allow Information Disclosure (2969258)), 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 90957 (Microsoft Lync Remote Code Execution Vulnerability (MS14-032)). The advisory illustrates:

To exploit this vulnerability, an attacker would have to convince a user to click a specially crafted URL for a Lync meeting that has a valid Lync meeting ID.

Applying the patch MS14-032 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.

The vulnerability is also documented in the databases at X-Force (93428), Tenable (74424), SecurityFocus (BID 67893†), Secunia (SA58537†) and SecurityTracker (ID 1030381†). isc.sans.edu is providing further details. The entries VDB-13306, VDB-13498, VDB-13512 and VDB-13511 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.8

VulDB Base Score: 4.3
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 74424
Nessus Name: MS14-032: Vulnerability in Microsoft Lync Server Could Allow Information Disclosure (2969258)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus 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: MS14-032
McAfee IPS Version: 🔍

Timelineinfo

01/29/2014 🔍
06/10/2014 +132 days 🔍
06/10/2014 +0 days 🔍
06/10/2014 +0 days 🔍
06/10/2014 +0 days 🔍
06/10/2014 +0 days 🔍
06/10/2014 +0 days 🔍
06/11/2014 +1 days 🔍
06/11/2014 +0 days 🔍
06/11/2014 +0 days 🔍
06/11/2014 +0 days 🔍
06/22/2021 +2568 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS14-032
Organization: Microsoft
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-1823 (🔍)
GCVE (CVE): GCVE-0-2014-1823
GCVE (VulDB): GCVE-100-13547

OVAL: 🔍
IAVM: 🔍

X-Force: 93428 - Microsoft Lync Server information disclosure, Medium Risk
SecurityFocus: 67893 - Microsoft Lync Server CVE-2014-1823 Information Disclosure Vulnerability
Secunia: 58537 - Microsoft Lync Server Cross-Site Scripting Vulnerability, Less Critical
SecurityTracker: 1030381 - Microsoft Lync Server Input Validation Flaw Permits Cross-Site Scripting Attacks
Vulnerability Center: 44878 - [MS14-032] Microsoft Lync Server 2010 and 2013 Remote Information Disclosure via a Crafted URL - CVE-2014-1823, High

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 06/11/2014 23:12
Updated: 06/22/2021 14:46
Changes: 06/11/2014 23:12 (82), 05/30/2017 11:04 (10), 06/22/2021 14:43 (3), 06/22/2021 14:46 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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