ZDI-20-1361: Cisco WebEx Network Recording Player ARF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected 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 parsing of ARF files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

Affected Software

1 affected component
cisco WebEx

Event History

Feb 26, 2025
Advisory Published
via ZDI·04:46 PM
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Frequently Asked Questions

1

What is the severity of ZDI-20-1361?

The severity of ZDI-20-1361 is high as it allows remote attackers to execute arbitrary code on vulnerable Cisco WebEx Network Recording Player installations.

2

How do I fix ZDI-20-1361?

To fix ZDI-20-1361, update your Cisco WebEx Network Recording Player to the latest version provided by Cisco.

3

Who is affected by ZDI-20-1361?

ZDI-20-1361 affects users of Cisco WebEx Network Recording Player who inadvertently visit a malicious web page or open a malicious file.

4

Does ZDI-20-1361 require user interaction to be exploited?

Yes, ZDI-20-1361 requires user interaction as the target must visit a malicious page or open a malicious file for exploitation.

5

What type of attacks can occur due to ZDI-20-1361?

ZDI-20-1361 can lead to arbitrary code execution, allowing attackers to potentially take control of affected systems.

Contact

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