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Cisco Webex Player T29.10 - '.ARF' Out-of-Bounds Memory Corruption
Posted on 30 November -0001
<HTML><HEAD><TITLE>Cisco Webex Player T29.10 - '.ARF' Out-of-Bounds Memory Corruption</TITLE><META http-equiv="Content-Type" content="text/html; charset=utf-8"></HEAD><BODY>##################################################################################### # Application: Cisco Webex Player # Platforms: Windows # Versions: Cisco Webex Meeting Player version T29.10 # Author: Francis Provencher of COSIG # Website: https://cosig.gouv.qc.ca/en/advisory/ # Twitter: @COSIG_ # Date: August 31, 2016 # CVE: CVE-2016-1415 # COSIG-2016-34 ##################################################################################### 1) Introduction 2) Report Timeline 3) Technical details 4) POC ####################################################################################### =================== 1) Introduction =================== Cisco WebEx, formerly WebEx Communications Inc. is a company that provides on-demand collaboration, online meeting, web conferencing and videoconferencing applications. Its products include Meeting Center, Training Center, Event Center, Support Center, Sales Center, MeetMeNow, PCNow, WebEx AIM Pro Business Edition, WebEx WebOffice, and WebEx Connect. All WebEx products are part of the Cisco collaboration portfolio. All Cisco WebEx products are offered by Cisco Systems Inc. (https://en.wikipedia.org/wiki/WebEx) ####################################################################################### =================== 2) Report Timeline =================== 2016-05-25: Francis Provencher of COSIG report the vulnerability to Cisco PSIRT 2016-06-07: Cisco PSIRT confirm the vulnerability 2016-08-09: Cisco fixed the issue 2016-08-09: Advisory released http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160831-meetings-player ####################################################################################### =================== 3) Technical details =================== The flaw exists within the parsing process of an invalid ARF file. An attacker can use this flaw to create an out-of-bound memory corruption which could allow for the execution of arbitrary code in the context of the current process. ####################################################################################### ========== 4) POC ========== https://cosig.gouv.qc.ca/wp-content/uploads/2016/09/COSIG-2016-34.zip ####################################################################################### </BODY></HTML>
