Vulnerability · Published May 3, 2024 · Assigned by zdi

CVE-2023-39461Triangle MicroWorks SCADA Data Gateway Event Log Improper Output Neutralization For Logs Arbitrary File Write Vulnerability

Medium 4.4

In plain English

A medium-severity security flaw in SCADA Data Gateway from Triangle MicroWorks. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 71% of all known vulnerabilities).

Severity (CVSS 3.0)4.4Medium

Exploit odds (30 days)1.3%top 29.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Triangle MicroWorks SCADA Data Gateway Event Log Improper Output Neutralization For Logs Arbitrary File Write Vulnerability. This vulnerability allows remote attackers to write arbitrary files on affected installations of Triangle MicroWorks SCADA Data Gateway. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the handling of event logs. The issue results from improper sanitization of log output. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-20535.

Affected products (as reported)

Vendor	Product	Versions
Triangle MicroWorks	SCADA Data Gateway	5.1.3.20324

Weakness: CWE-117 · Vector: CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N

References

ZDI-23-1029 x_research-advisory
vendor-provided URL vendor-advisory