CVE-2017-16744 — A path traversal vulnerability in Tridium Niagara AX Versions 3

A path traversal vulnerability in Tridium Niagara AX Versions 3.8 and prior and Niagara 4 systems Versions 4.4 and prior installed on Microsoft Windows Systems can be exploited by leveraging valid platform (administrator) credentials.

01What is this vulnerability?

A path traversal vulnerability in Tridium Niagara AX Versions 3.8 and prior and Niagara 4 systems Versions 4.4 and prior installed on Microsoft Windows Systems can be exploited by leveraging valid platform (administrator) credentials.

02Affected products

Vendor	Product	Versions
ICS-CERT	Niagara AX Framework and Niagara 4 Framework	Niagara AX Framework Versions 3.8 and prior and Niagara 4 Framework Versions 4.4 and prior

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-08-20T21:00:00.000Z
• Last modified: 2024-09-17T00:42:31.941Z

09References

• www.securityfocus.com — http://www.securityfocus.com/bid/105101
• ics-cert.us-cert.gov — https://ics-cert.us-cert.gov/advisories/ICSA-18-191-03
• ics-cert.us-cert.gov — https://ics-cert.us-cert.gov/advisories/ICSA-19-022-01