CVE-2023-42129: a10networks Advanced Core Operating System

Medium severity, CVSS 6.5. EPSS: 2.5% chance of exploitation in the next 30 days.

A10 Thunder ADC ShowTechDownloadView Directory Traversal Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of A10 Thunder ADC. Authentication is required to exploit this vulnerability. The specific flaw exists within the ShowTechDownloadView class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of the service account. . Was ZDI-CAN-17899.

Affected products

• a10networks Advanced Core Operating System: from 5.1.0, before 5.2.1 (fixed in 5.2.1); from 6.0.0, before 6.0.2 (fixed in 6.0.2); version 4.1.4 only; version 5.2.1 only

Published 2024-05-03. Last modified 2026-06-17.