critical
9.3
CWE
119
Advisory Published
Updated

CVE-2017-6753: Buffer Overflow

First published: Tue Jul 25 2017(Updated: )

A vulnerability in Cisco WebEx browser extensions for Google Chrome and Mozilla Firefox could allow an unauthenticated, remote attacker to execute arbitrary code with the privileges of the affected browser on an affected system. This vulnerability affects the browser extensions for Cisco WebEx Meetings Server, Cisco WebEx Centers (Meeting Center, Event Center, Training Center, and Support Center), and Cisco WebEx Meetings when they are running on Microsoft Windows. The vulnerability is due to a design defect in the extension. An attacker who can convince an affected user to visit an attacker-controlled web page or follow an attacker-supplied link with an affected browser could exploit the vulnerability. If successful, the attacker could execute arbitrary code with the privileges of the affected browser. The following versions of the Cisco WebEx browser extensions are affected: Versions prior to 1.0.12 of the Cisco WebEx extension on Google Chrome, Versions prior to 1.0.12 of the Cisco WebEx extension on Mozilla Firefox. Cisco Bug IDs: CSCvf15012 CSCvf15020 CSCvf15030 CSCvf15033 CSCvf15036 CSCvf15037.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco WebEx Event Center=t30_base
Cisco WebEx Event Center=t31_base
Cisco WebEx Event Center=t32_base
Cisco WebEx Meeting Center=t30_base
Cisco WebEx Meeting Center=t31_base
Cisco WebEx Meeting Center=t32_base
Cisco Webex Meetings=t30_base
Cisco WebEx Meetings Server=1.1_base
Cisco WebEx Meetings Server=1.5.1.6
Cisco WebEx Meetings Server=1.5.1.131
Cisco WebEx Meetings Server=1.5_base
Cisco WebEx Meetings Server=2.0.1.107
Cisco WebEx Meetings Server=2.0_base
Cisco WebEx Meetings Server=2.5.1.5
Cisco WebEx Meetings Server=2.5.1.29
Cisco WebEx Meetings Server=2.5.99.2
Cisco WebEx Meetings Server=2.5_base
Cisco WebEx Meetings Server=2.6.0
Cisco WebEx Meetings Server=2.6.1.39
Cisco WebEx Meetings Server=2.7.1
Cisco WebEx Meetings Server=2.7_base
Cisco WebEx Meetings Server=2.8_base
Cisco Webex Meetings Server 2.0=mr2
Cisco Webex Meetings Server 2.0=mr3
Cisco Webex Meetings Server 2.0=mr4
Cisco Webex Meetings Server 2.0=mr5
Cisco Webex Meetings Server 2.0=mr6
Cisco Webex Meetings Server 2.0=mr7
Cisco Webex Meetings Server 2.0=mr8
Cisco Webex Meetings Server 2.0=mr9
Cisco Webex Meetings Server 2.0 Mr8 Patch=1
Cisco Webex Meetings Server 2.0 Mr9 Patch=1
Cisco Webex Meetings Server 2.0 Mr9 Patch=2
Cisco Webex Meetings Server 2.0 Mr9 Patch=3
Cisco Webex Meetings Server 2.5=mr1
Cisco Webex Meetings Server 2.5=mr2
Cisco Webex Meetings Server 2.5=mr3
Cisco Webex Meetings Server 2.5=mr4
Cisco Webex Meetings Server 2.5=mr5
Cisco Webex Meetings Server 2.5=mr6
Cisco Webex Meetings Server 2.5 Mr2 Patch=1
Cisco Webex Meetings Server 2.5 Mr5 Patch=1
Cisco Webex Meetings Server 2.5 Mr6 Patch=1
Cisco Webex Meetings Server 2.5 Mr6 Patch=2
Cisco Webex Meetings Server 2.5 Mr6 Patch=3
Cisco Webex Meetings Server 2.5 Mr6 Patch=4
Cisco Webex Meetings Server 2.6=mr1
Cisco Webex Meetings Server 2.6=mr2
Cisco Webex Meetings Server 2.6=mr3
Cisco Webex Meetings Server 2.6 Mr1 Patch=1
Cisco Webex Meetings Server 2.6 Mr2 Patch=1
Cisco Webex Meetings Server 2.6 Mr3 Patch=1
Cisco Webex Meetings Server 2.6 Mr3 Patch=2
Cisco Webex Meetings Server 2.7=mr1
Cisco Webex Meetings Server 2.7=mr2
Cisco Webex Meetings Server 2.7 Mr1 Patch=1
Cisco Webex Meetings Server 2.7 Mr2 Patch=1
Cisco Webex Support Center=t30_base
Cisco Webex Support Center=t31_base
Cisco Webex Support Center=t32_base
Cisco WebEx Training Center=t30_base
Cisco WebEx Training Center=t31_base
Cisco WebEx Training Center=t32_base

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