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CVE-2018-25237

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CVE-2018-25237

Published: Apr 3, 2026

Modified: May 14, 2026

PUBLISHED

CVSS v3.1

9.8

CRITICAL

Description

Hirschmann HiSecOS devices versions prior to 05.3.03 contain a buffer overflow vulnerability in the HTTPS login interface when RADIUS authentication is enabled that allows remote attackers to crash the device or execute arbitrary code by submitting a password longer than 128 characters. Attackers can exploit improper bounds checking in password handling to overflow a fixed-size buffer and achieve denial of service or remote code execution.

VendorProductVersions

Belden

Hirschmann HiSecOS Classic Firewall (EAGLE, EAGLE One)

unaffected
05.3.03
affected
0 - <= 05.3.02

Weaknesses (CWE)

CWE-120

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

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