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Category:   Application (Multimedia)  >   Cisco WebEx Player Vendors:   Cisco
Cisco WebEx Player Multiple File Processing Flaws Let Remote Users Deny Service and Execute Arbitrary Code
SecurityTracker Alert ID:  1039895
SecurityTracker URL:  http://securitytracker.com/id/1039895
CVE Reference:   CVE-2017-12367, CVE-2017-12368, CVE-2017-12369, CVE-2017-12370, CVE-2017-12371, CVE-2017-12372   (Links to External Site)
Date:  Nov 29 2017
Impact:   Denial of service via network, Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): WBS30 prior to T30.20, WBS31 prior to T31.14.1, WBS32 prior to T32.2, Meetings with client builds prior to T31.14, Meeting Server builds prior to 2.7MR3
Description:   Multiple vulnerabilities were reported in Cisco WebEx Player. A remote user can cause arbitrary code to be executed on the target user's system. A remote user can cause denial of service conditions.

A remote user can create a specially crafted Advanced Recording Format (ARF) or WebEx Recording Format (WRF) file that, when loaded by the target user, will execute arbitrary code on the target system [CVE-2017-12368, CVE-2017-12369, CVE-2017-12370, CVE-2017-12371, CVE-2017-12372]. The code will run with the privileges of the target user.

A remote user can create a specially crafted ARF or WRF file that, when loaded by the target user, will cause the target user's player to crash [CVE-2017-12367].

The vendor has assigned bug IDs CSCve02843, CSCve02843CSCve10584, CSCve10584CSCve10591, CSCve10591CSCve10658, CSCve10658CSCve10744, CSCve10744CSCve10749, CSCve10749CSCve10762, CSCve10762CSCve10764,
CSCve10764CSCve11503, CSCve11503CSCve11507, CSCve11507CSCve11532, CSCve11532CSCve11538, CSCve11538CSCve11545, CSCve11545CSCve11548, CSCve11548CSCve30208, CSCve30208CSCve30214, CSCve30214CSCve30268, CSCve30268CSCvf38060, CSCvf38060CSCvf38077, CSCvf38077CSCvf38084,
CSCvf38084CSCvf49650, CSCvf49650CSCvf49697, CSCvf49697CSCvf49707, CSCvf49707CSCvf57234, CSCvf57234CSCvg54836, CSCvg54836CSCvg54843, CSCvg54843CSCvg54850, CSCvg54850CSCvg54853, CSCvg54853CSCvg54856,
CSCvg54856CSCvg54861, CSCvg54861CSCvg54867, CSCvg54867CSCvg54868, CSCvg54868CSCvg54870, and CSCvg54870 to these vulnerabilities.

Yihan Lian, Kushal Arvind Shah of Fortinet's Fortiguard Team, Steven Seeley of Offensive Security working (via Trend Micro's Zero Day Initiative), and rgod (via Trend Micro's Zero Day Initiative) reported these vulnerabilities.

Impact:   A remote user can create content that, when loaded by the target user, will execute arbitrary code on the target user's system.

A remote user can create content that, when loaded by the target user, will cause denial of service conditions on the target user's system.

Solution:   The vendor has issued a fix.

A patch matrix is available in the vendor's advisory.

The vendor advisory is available at:

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171129-webex-players

Vendor URL:  tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171129-webex-players (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (macOS/OS X), Windows (Any)

Message History:   None.


 Source Message Contents

Subject:  https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171129-webex-players

 
 


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