PT-2019-9714 · Emerson · Emerson Deltav Dcs

Published 2019-01-25 · Updated 2022-07-12 · CVE-2018-19021

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Emerson DeltaV DCS versions 11.3.1 through 14.3 Emerson DeltaV DCS versions R5.1 through R6 Emerson DeltaV DCS versions prior to R5.1

Description A specially crafted script could bypass the authentication of a maintenance port, which may allow an attacker to cause a denial of service.

Recommendations For Emerson DeltaV DCS versions 11.3.1 through 14.3, consider restricting access to the maintenance port until a fix is available. For Emerson DeltaV DCS versions R5.1 through R6, restrict access to the maintenance port to minimize the risk of exploitation. For Emerson DeltaV DCS versions prior to R5.1, avoid using the maintenance port until the issue is resolved.

Fix

Improper Restriction of Excessive Authentication Attempts

Weakness Enumeration

CWE-307

Related Identifiers

CVE-2018-19021

Affected Products

Emerson Deltav Dcs

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2018-19021 · Security Note
• https://osv.dev/vulnerability/CVE-2018-19021 · Vendor Advisory
• https://ics-cert.us-cert.gov/advisories/ICSA-19-010-01 · Note
• http://securityfocus.com/bid/106522 · Note