SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2023-39459

Triangle MicroWorks SCADA Data Gateway Directory Traversal Arbitrary File Creation Vulnerability.

HIGH 7.8EPSS 0.96%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Triangle MicroWorks SCADA Data Gateway Directory Traversal Arbitrary File Creation Vulnerability. This vulnerability allows remote attackers to create arbitrary files on affected installations of Triangle MicroWorks SCADA Data Gateway. 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 workspace files. 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 create files in the context of Administrator. Was ZDI-CAN-20531.

CVSS 3.0
7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.96% probability · 60th percentile
CISA KEV
Not listed
Weakness
CWE-22
Affected
trianglemicroworks/scada data gateway
Source
zdi-disclosures@trendmicro.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.