Cyber Resilience

CVE-2023-42129

MediumPublic PoC

Published: 03 May 2024

Published
03 May 2024
Modified
18 August 2025
KEV Added
Patch
CVSS Score v3 6.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0439 89.2th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-42129 is a medium-severity Path Traversal (CWE-22) vulnerability in A10Networks Advanced Core Operating System. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 10.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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.…

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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.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

a10networks
advanced core operating system
4.1.4, 5.2.1 · 5.1.0 — 5.2.1 · 6.0.0 — 6.0.2

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References