Advisory Details

January 19th, 2019

LAquis SCADA LGX Report TextFile Read Directory Traversal Information Disclosure Vulnerability

ZDI-19-094
ZDI-CAN-6679

CVE ID CVE-2018-18988
CVSS SCORE 5, (AV:N/AC:L/Au:N/C:P/I:N/A:N)
AFFECTED VENDORS LAquis SCADA
AFFECTED PRODUCTS Software
VULNERABILITY DETAILS


This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of LAquis SCADA Software. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the processing of the TextFile.Read method. 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 sensitive information from the context of the current user.

ADDITIONAL DETAILS LAquis SCADA has issued an update to correct this vulnerability. More details can be found at:
https://ics-cert.us-cert.gov/advisories/ICSA-19-015-01
DISCLOSURE TIMELINE
  • 2018-09-11 - Vulnerability reported to vendor
  • 2019-01-19 - Coordinated public release of advisory
  • 2019-01-19 - Advisory Updated
CREDIT Esteban Ruiz (mr_me) of Source Incite
BACK TO ADVISORIES