Authentication Bypass Without Administrator Privilege

CVE-2023-33237

8.8HIGH

Key Information

Vendor
Moxa
Status
Tn-5900 Series
Vendor
CVE Published:
17 August 2023

Summary

TN-5900 Series firmware version v3.3 and prior is vulnerable to improper-authentication vulnerability. This vulnerability arises from inadequate authentication measures implemented in the web API handler, allowing low-privileged APIs to execute restricted actions that only high-privileged APIs are allowed This presents a potential risk of unauthorized exploitation by malicious actors.

Affected Version(s)

TN-5900 Series <= 3.3

Refferences

https://www.moxa.com/en/support/product-support/security-...
vendor-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database
.