Buffer overflow in Cisco WebEx Network Recording Player - CVE-2017-12359

 

Buffer overflow in Cisco WebEx Network Recording Player - CVE-2017-12359

Published: November 29, 2017 / Updated: December 1, 2017


Vulnerability identifier: #VU9508
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2017-12359
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco WebEx Network Recording Player

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to boundary error when handling malicious input. A remote unauthenticated attacker can trick the victim into opening a specially crafted .arf file, trigger memory corruption and execute arbitrary code with privileges of the current user.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2017-12359

Install update from vendor's website.

Sources