CVE-2023-7342
Belden HiSecOS Web Server Privilege Escalation
- State
- Published
- Severity
- 8.7 High
- Published
- Apr 2, 2026
- Updated
- Oct 1, 2026
- Reserved
- Apr 1, 2026
Description
HiSecOS web server versions 03.4.00 prior to 04.1.00 contains a privilege escalation vulnerability that allows authenticated users with operator or auditor roles to escalate privileges to the administrator role by sending specially crafted packets to the web server. Attackers can exploit this flaw to gain full administrative access to the affected device.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-269 Improper Privilege Management
Affected Products
| Product | Versions |
|---|---|
Hirschmann HiSecOS EAGLEBelden |
|
References
- Belden Security Bulletinsvendor-advisory
- https://www.vulncheck.com/advisories/belden-hisecos-web-server-privilege-escalationthird-party-advisory
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