Advisory Details

November 1st, 2019

Advantech WISE-PaaS/RMM RMSWatchDog distributer Directory Traversal Information Disclosure Vulnerability

ZDI-19-941
ZDI-CAN-9226

CVE ID CVE-2019-13551
CVSS SCORE 7.5, (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
AFFECTED VENDORS Advantech
AFFECTED PRODUCTS WISE-PaaS/RMM
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Advantech WISE-PasS/RMM. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the RMSWatchDog service, which listens on TCP port 81 by default. 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 SYSTEM.

ADDITIONAL DETAILS Advantech has issued an update to correct this vulnerability. More details can be found at:
https://www.us-cert.gov/ics/advisories/icsa-19-304-01
DISCLOSURE TIMELINE
  • 2019-08-20 - Vulnerability reported to vendor
  • 2019-11-01 - Coordinated public release of advisory
CREDIT rgod of 9sg
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