Description

Hirschmann HiOS and HiSecOS products RSP, RSPE, RSPS, RSPL, MSP, EES, EESX, GRS, OS, RED, EAGLE contain an authentication bypass vulnerability in the HTTP(S) management module that allows unauthenticated remote attackers to gain administrative access by crafting specially formed HTTP requests. Attackers can exploit improper authentication handling to obtain the authentication status and privileges of a previously authenticated user without providing valid credentials.

INFO

Published Date :

2026-04-03T22:44:43.486Z

Last Modified :

2026-04-06T15:29:05.743Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2018-25236 vulnerability.

Vendors Products
Belden
  • Hirschmann Hios
  • Hirschmann Hisecos
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2018-25236.

URL Resource
https://assets.belden.com/m/52ecadbb5f1b0e04/original/Security-Bulletin-Web-Server-Authentication-Bypass-HiOS-HiSecOS-Hirschmann-BSECV-2018-05.pdf cve-icon cve-icon
https://www.vulncheck.com/advisories/hirschmann-hios-hisecos-authentication-bypass-via-http-management cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact