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Advisories

Redir 3.3 - Denial of Service

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severity
high
date
Affecting

  • Redir <= 3.3

CWE
  • CWE-121 Stack-based Buffer Overflow
CVSS
8.7
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Credit
hieubl from HPT Cyber Security
Description
Redir 3.3 contains a stack overflow vulnerability in the doproxyconnect() function that allows attackers to crash the application by sending oversized input. Attackers can exploit the sprintf() buffer without proper length checking to overwrite memory and cause a segmentation fault, resulting in program termination.

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