CVE-2025-34127
CRITICALAchat Chat Server 0.150 - Stack-based Buffer Overflow via UDP Port 9256
Title source: llmExploitation Summary
EIP tracks 2 public exploits for CVE-2025-34127.
PoCs published by Metasploit, including Metasploit module exploits/windows/misc/achat_bof.
AI-analyzed exploit summary This Metasploit module exploits a Unicode SEH-based stack buffer overflow in Achat v0.150 beta7 via UDP port 9256. It leverages a crafted payload to overwrite the SEH handler, achieving remote code execution on vulnerable Windows systems (XP SP3, Windows 7).
Description
A stack-based buffer overflow exists in Achat v0.150 in its default configuration. By sending a specially crafted message to the UDP port 9256, an attacker can overwrite the structured exception handler (SEH) due to insufficient bounds checking on user-supplied input leading to remote code execution.
Exploits (2)
This Metasploit module exploits a Unicode SEH-based stack buffer overflow in Achat v0.150 beta7 via UDP port 9256. It leverages a crafted payload to overwrite the SEH handler, achieving remote code execution on vulnerable Windows systems (XP SP3, Windows 7).
This Metasploit module exploits a Unicode SEH buffer overflow in Achat v0.150 via a crafted UDP packet sent to port 9256. It leverages a race condition between two threads to overwrite the SEH handler and execute arbitrary code.
References (3)
Scores
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