CVE-2023-39277

Summary

CVE-2023-39277 is a post-authentication stack-based buffer overflow vulnerability affecting SonicOS. This issue is found in the sonicflow.csv and appflowsessions.csv URL endpoints and can cause a firewall crash. An attacker who successfully exploits this vulnerability could potentially execute arbitrary code on the affected system and gain unauthorized access. The buffer overflow occurs due to insufficient input validation, enabling an attacker to inject malicious data and manipulate the stack memory. It is crucial for organizations using SonicOS to apply the necessary patches or upgrades to mitigate this risk.

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