CVE intelligence and bounded remediation

CVE-2023-23546 — A misconfiguration vulnerability exists in the urvpn_client functionality of Milesight UR32L v32.3.0.5

High CVSS 8.1

A misconfiguration vulnerability exists in the urvpn_client functionality of Milesight UR32L v32.3.0.5. A specially-crafted man-in-the-middle attack can lead to increased privileges. An attacker can perform a man-in-the-middle attack to trigger this vulnerability.

Severity
High
CVSS
8.1 (3.1)
Published
2023-07-06
CISA KEV
Not currently listed
Ecosystem
operating-system
Weaknesses
CWE-295

Affected products

  • milesight / ur32l_firmware / 32.3.0.5

Matched remediation archetype

Cryptography, certificate, signature, and channel validation

This catalog composition supplies bounded fallback guidance. Explicitly reviewed curated workflows load with the complete record below.

Check exposure

  • Inventory affected algorithms, key uses, trust stores, certificate validation settings, random sources, and plaintext channels across clients and services.
  • Determine which secrets, identities, signatures, or data protections depend on the affected primitive or validation path.
  • Check debug, compatibility, fallback, and hostname or audience override settings in build and runtime configuration.

Remediate safely

  • Use a maintained platform cryptographic API with approved algorithms, modes, parameters, randomness, and full peer identity validation.
  • Remove insecure fallback and validation bypasses; separate keys by purpose and load them from managed secret storage.
  • Plan rotation or reissuance for affected keys, certificates, tokens, hashes, or ciphertext and document compatibility sequencing.

Authoritative sources

Complete CVE record and remediation plan

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