CVE-2015-3939

Name: CVE-2015-3939
Creator: NVD / NIST
Published: 2015-05-31T17:59:07.077+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.60%

Last modified Jun 17, 2026

CVE-2015-3939 is a vulnerability of currently unknown severity. Directory traversal vulnerability in the NC854 and NC856 modules for IDS RTU 850C devices allows remote authenticated users to read arbitrary files via unspecified vectors involving an internal web server, as demonstrated by reading a TELNET credentials file.. EPSS estimates a 2.60% chance of exploitation in the next 30 days.

Description

Directory traversal vulnerability in the NC854 and NC856 modules for IDS RTU 850C devices allows remote authenticated users to read arbitrary files via unspecified vectors involving an internal web server, as demonstrated by reading a TELNET credentials file.

Metrics

EPSS Probability

2.60%

83.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Ids	Nc854	All versions
Ids	Nc856	All versions

References

http://www.securityfocus.com/bid/74900
https://ics-cert.us-cert.gov/advisories/ICSA-15-148-01Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/74900
https://ics-cert.us-cert.gov/advisories/ICSA-15-148-01Third Party Advisory, US Government Resource

Timeline

Published: May 31, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-3939?

How severe is CVE-2015-3939?

Severity scoring for CVE-2015-3939 is pending analysis. The EPSS model estimates a 2.60% probability of exploitation in the next 30 days.

How do I fix CVE-2015-3939?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-3939?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST