Advisory Details

October 21st, 2022

Advantech R-SeeNet out.php Directory Traversal Arbitrary File Read and Deletion Vulnerability

ZDI-22-1449
ZDI-CAN-17391

CVE ID CVE-2022-3387
CVSS SCORE 6.5, (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
AFFECTED VENDORS Advantech
AFFECTED PRODUCTS R-SeeNet
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information and delete arbitrary files on affected installations of Advantech R-SeeNet. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the handling of the filename and path parameters provided to the out.php endpoint. 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 and delete files in the context of SYSTEM.

ADDITIONAL DETAILS Advantech has issued an update to correct this vulnerability. More details can be found at:
https://www.cisa.gov/uscert/ics/advisories/icsa-22-291-01
DISCLOSURE TIMELINE
  • 2022-06-06 - Vulnerability reported to vendor
  • 2022-10-21 - Coordinated public release of advisory
CREDIT rgod
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