CVE-2023-6340

Summary

CVE-2023-6340 is a newly disclosed vulnerability affecting SonicWall Capture Client version 3.7.10 and older NetExtender client versions. These software packages contain the sfpmonitor.sys driver, which is susceptible to a Stack-based Buffer Overflow. An attacker can exploit this DoS vulnerability by sending crafted packets to a targeted system, resulting in a denial-of-service condition. Users are recommended to update their SonicWall and NetExtender clients to mitigate the risk.

Prevent cyber attacks with Recorded Future by prioritizing and patching critical vulnerabilities being exploited by threat actors targeting your industry. Book your demo to learn more.