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  4. CVE 2023 7342 belden hisecos web server privilege escalation
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Back to active CVEs
High · CVSS 8.7CVE-2023-7342

Belden HiSecOS Web Server Privilege Escalation

Answer in brief

CVE-2023-7342 records a High severity (CVSS 8.7) vulnerability in Belden HiSecOS Web Server Privilege Escalation. The current sources do not mark it as known exploited. The current feed maps Belden/Hirschmann HiSecOS EAGLE (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Apr 2, 2026Updated Oct 1, 2026Source checked Oct 1, 2026First seen by HOL Oct 1, 2026Material review Oct 1, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.7
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 8.7. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Belden/Hirschmann HiSecOS EAGLE (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Belden/Hirschmann HiSecOS EAGLEgeneric>=03.4.00 <=04.1.00Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Belden/Hirschmann HiSecOS EAGLE.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Apr 2, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 1, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 1, 2026

Sources and claim methodology

  • Source referenceassets.belden.com
  • Source referencevulncheck.com
Upstream source 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.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • VxWorks 7 improper privilege managementAlso CWE-269
  • EasyIO FGAlso CWE-269
  • Zod 4.6.5 Uncontrolled Resource Consumption via Array ValidationSame generic ecosystem
  • Prime Mover < 2.2.1 Path Traversal via wprime-config.jsonSame generic ecosystem
  • Prime Mover < 2.2.1 Stored XSS via Package MetadataSame generic ecosystem
  • Authenticated OS Command Injection in TL-WR841N IPv6 WAN ConfigurationSame generic ecosystem

Record context

Vulnerability class
Privilege Escalation
EPSS
Not reported
CWE IDs
CWE-269
Source
CVE List V5
Source checked
Oct 1, 2026
References
2 linked sources
Open source record