Remote Code Execution Vulnerability in TeamViewer Software

CVE-2021-34858

What is CVE-2021-34858?

This vulnerability impacts installations of TeamViewer, enabling remote attackers to execute arbitrary code if a user visits a compromised webpage or opens a malicious file. The flaw is located in the parsing of TVS files, arising from inadequate validation of user-supplied input. This oversight can lead to reading beyond the end of an allocated data structure, allowing an attacker to execute code within the context of the affected process. System administrators should apply available security patches promptly to mitigate potential exploitation.

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References