CVE-1999-0863

Summary

CVE-1999-0863 is a buffer overflow vulnerability affecting the FreeBSD seyon utility. This issue can be triggered through maliciously crafted HOME environmental variables, -emulator arguments, or the GUI. Successful exploitation of this vulnerability could lead to arbitrary code execution, potentially compromising the affected system. This vulnerability was identified more than two decades ago, but it remains crucial for system administrators to ensure that their FreeBSD installations are up-to-date to mitigate this risk.

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