Medium severity · published May 3, 2024
CVE-2023-42129
A10 Thunder ADC ShowTechDownloadView Directory Traversal Information Disclosure Vulnerability
6.5
CVSS
2.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.5% · higher than 85% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TA
Thunder ADC · A10
5.2.1-p3, build 70 · source: vendor, CISA
AC
Advanced Core Operating System · A10networks
5.1.0 before 5.2.1; 6.0.0 before 6.0.2; 4.1.4; 4.1.4; 4.1.4; 4.1.4; +19 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-42129
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-42129
Exploit
https://support.a10networks.com/support/security_advisory/a10-acos-file-access-vulnerability/
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1495/
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