Vulnerability · Published May 3, 2024 · Assigned by zdi

CVE-2023-42129A10 Thunder ADC ShowTechDownloadView Directory Traversal Information Disclosure Vulnerability

Medium 6.5

In plain English

A medium-severity path traversal in Thunder ADC from A10. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.5% (higher than 85% of all known vulnerabilities).

Severity (CVSS 3.0)6.5Medium

Exploit odds (30 days)2.5%top 15.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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 products (as reported)

Vendor	Product	Versions
A10	Thunder ADC	5.2.1-p3, build 70

Weakness: CWE-22 · Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References

ZDI-23-1495 x_research-advisory
vendor-provided URL vendor-advisory