Advisory Details

October 8th, 2018

Cisco Webex Recorder and Player ATAS32 Out-Of-Bounds Read Remote Code Execution Vulnerability

CVE ID	CVE-2018-15416
CVSS SCORE	9.3, AV:N/AC:M/Au:N/C:C/I:C/A:C
AFFECTED VENDORS	Cisco
AFFECTED PRODUCTS	WebEx
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Cisco WebEx. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within processing of WRF files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute arbitrary code in the context of an administrator.
ADDITIONAL DETAILS	Cisco has issued an update to correct this vulnerability. More details can be found at: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181003-webex-rce
DISCLOSURE TIMELINE	2018-06-08 - Vulnerability reported to vendor 2018-10-08 - Coordinated public release of advisory 2018-10-08 - Advisory Updated
CREDIT	Michael Flanders of the Zero Day Initiative

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