Cisco WebEx Network Recording Player ATAS32 Out-Of-Bounds Read Information Disclosure Vulnerability

Vulnerability Details

This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Cisco WebEx Network Recording Player. 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 the ATAS32.DLL module. Crafted data in an ARF file can trigger a read outside an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process.

Additional Details

Fixed in Webex WRF Player 1.3.36

Disclosure Timeline

• 2018-05-16 - Vulnerability reported to vendor
• 2018-10-10 - Coordinated public release of advisory
• 2018-10-10 - Advisory Updated

Credit

Steven Seeley (mr_me) of Source Incite

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