Emerson DeltaV Use of Improper Authorization

published 2014-05-22 12 y ago modified 2026-06-17 4 mo ago also EUVD-2014-2386

cvss: 6.2; version 2.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits: 0; none known

Emerson DeltaV 10.3.1, 11.3, 11.3.1, and 12.3 uses hardcoded credentials for diagnostic services, which allows remote attackers to bypass intended access restrictions via a TCP session, as demonstrated by a session that uses the telnet program.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-14-133-02 updated 2025-06-09 cvss 6.2

Emerson DeltaV Vulnerabilities

Emerson DeltaV 10.3.1, 11.3, 11.3.1, 12.3
affected: mitigation

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

0.66% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	2.0	6.2	AV:L/AC:L/Au:S/C:N/I:C/A:C
NVD	2.0	4.6	AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

Emerson DeltaV

Classification

Weakness

CWE-285 Improper Authorization
CWE-264 Permissions, Privileges, and Access Controls

References

cisa.gov /news-events/ics-advisories/icsa-14-133-02
ics-cert.us-cert.gov /advisories/ICSA-14-133-02
third-party-advisory, us-government-resource

Sources

CVE List CVE-2014-2349
NVD CVE-2014-2349

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary