PT-2015-2004 · Microsoft+1 · Skype For Business Server 2015+2

Published 2015-09-09 · Updated 2018-10-12 · CVE-2015-2531

Positive Technologies (AI Summary)

CVSS v2.0

4.3

Medium

Base vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Name of the Vulnerable Software and Affected Versions Microsoft Lync Server 2013 Skype for Business Server 2015

Description The issue exists due to insufficient protection of the web page structure in the jQuery component of Microsoft Lync Server and Skype for Business Server. This allows a remote attacker to inject arbitrary web or HTML code using a specially crafted URL. The estimated number of potentially affected devices worldwide is not specified. There is no information about real-world incidents where this issue was exploited.

Recommendations For Microsoft Lync Server 2013, update to a version that includes the fix for this issue. For Skype for Business Server 2015, update to a version that includes the fix for this issue. As a temporary workaround, consider restricting access to the jQuery engine in the affected servers until a patch is available.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2015-11350

CVE-2015-2531

Affected Products

Lync Server 2013

Skype For Business Server 2015

Jquery

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2015-2531 · Security Note
• https://bdu.fstec.ru/vul/2015-11350 · Security Note
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-104 · Vendor Advisory
• http://securitytracker.com/id/1033497 · Note
• http://technet.microsoft.com/security/bulletin/MS15-104 · Note