{"cve":"CVE-2015-3939","nvd":{"published":"2015-05-31T17:59:07.077","modified":"2026-06-17T00:26:30.820","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-22"],"references":["http://www.securityfocus.com/bid/74900","https://ics-cert.us-cert.gov/advisories/ICSA-15-148-01","http://www.securityfocus.com/bid/74900","https://ics-cert.us-cert.gov/advisories/ICSA-15-148-01"],"products":["ids:nc854","ids:nc856"],"source":"nvd","synced_at":"2026-10-19T20:36:40.444340523+00:00"},"epss":{"cve":"CVE-2015-3939","score":0.02555,"percentile":0.8506,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}