CVE-2024-14034

Published: Apr 2, 2026

Modified: May 14, 2026

PUBLISHED

CVSS v3.1

9.8

CRITICAL

Description

Hirschmann HiEOS devices versions prior to 01.1.00 contain an authentication bypass vulnerability in the HTTP(S) management module that allows unauthenticated remote attackers to gain administrative access by sending specially crafted HTTP(S) requests. Attackers can exploit improper authentication handling to obtain elevated privileges and perform unauthorized actions including configuration download or upload and firmware modification.

Vendor	Product	Versions
Belden	Hirschmann HiEOS LRS11	affected `0 - < 01.1.00`

Weaknesses (CWE)

CWE-287

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

Belden Security Bulletins

vendor-advisory

https://www.vulncheck.com/advisories/hirschmann-hieos-authentication-bypass-via-http-management-module

third-party-advisory

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now

CVE-2024-14034

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References