CVE-2023-42129

A10 Thunder ADC ShowTechDownloadView Directory Traversal Information Disclosure Vulnerability

MEDIUM

6.5

CVSS Score

Published: May 3, 2024 at 02:13 AM UTC

Updated: June 17, 2026 at 06:23 AM UTC

4 products affected across 2 vendorsAdvanced Core Operating SystemThunder Application Delivery ControllerThunder ADC

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Severity

MEDIUM6.5

Exploit prediction

EPSS 2%

SSVC

No known exploit

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Advanced Core Operating System · A10NETWORKS

95%

5.1.0 ≤ v < 5.2.16.0.0 ≤ v < 6.0.24.1.4 4.1.4 gr1 4.1.4 gr1-p1 4.1.4 gr1-p10 4.1.4 gr1-p11 4.1.4 gr1-p12 4.1.4 gr1-p2 4.1.4 gr1-p3 4.1.4 gr1-p4 4.1.4 gr1-p5 4.1.4 gr1-p6 4.1.4 gr1-p7 4.1.4 gr1-p8 4.1.4 gr1-p9 5.2.1 5.2.1 p1 5.2.1 p2 5.2.1 p3 5.2.1 p4 5.2.1 p5 5.2.1 p6 5.2.1 p7 5.2.1 p8

Affected range stops below 5.2.1, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.0.2, so it looks safe — our inference, not a vendor statement

a10networks-thunder-application-delivery-controller (environment)

Thunder ADC · A10

60%

5.2.1-p3, build 70

Thunder ADC · A10NETWORKS

60%

4.1.4 ≤ v ≤ 4.1.4-GR1-P54.1.4-GR1-P6 ≤ v ≤ 4.1.4-GR1-P125.1.0 ≤ v ≤ 5.2.15.2.1-P1 ≤ v ≤ 5.2.1-P86.0.0 ≤ v ≤ 6.0.14.1.4 4.1.4-GR1-P6 5.1.0 5.2.1-P1 6.0.0

Thunder Application Delivery Controller · A10NETWORKSdevice

80%

All versions