Advisories

Inbit Messenger 4.9.0 - Unauthenticated Remote SEH Overflow

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severity
critical
date
Affecting
  • Inbit Messenger <= 4.9.0

CWE
  • CWE-121 Stack-based Buffer Overflow
CVSS
9.3
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Credit
a-rey
Description
Inbit Messenger versions 4.6.0 to 4.9.0 contain a remote stack-based buffer overflow vulnerability that allows unauthenticated attackers to execute arbitrary code by sending malformed network packets. Attackers can craft a specially designed payload targeting the messenger's network handler to overwrite the Structured Exception Handler (SEH) and execute shellcode on vulnerable Windows systems.