Kaspersky Lab publishes information on newly identified vulnerabilities in order to raise user awareness of the IT security threats detected. Kaspersky Lab does not make any guarantees in respect of information received from vendors of products in which vulnerabilities have been identified, which is included in the following sections of the advisory: Affected Products, Vendor Mitigation.
| KL-IDS | KLCERT-19-001 |
| CVE-IDS | CVE-2018-19021 |
| Publication date | 2019.03.01 |
| Researcher | Alexander Nochvay, Kaspersky Lab ICS CERT |
| Description | Authentication bypass in DVBBaseMP_NoMFC.dll in DeltaV. |
| Impact | A remote attacker can bypass authentication in DeltaV and expand attack surface. |
| Severity | |
| CVSS v3 Base Score: | 8.8 |
| Vector | CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:H |
| Exploitability | Remotely |
| Difficulty | Low |
| User interaction | None |
| Existence of exploit | Unknown |
| Affected products | |
| Affected products | DeltaV DCS Versions 11.3.1, 11.3.2, 12.3.1, 13.3.1, 14.3, R5.1, R6 and prior. |
| Mitigation | |
| Vendor mitigation |
Emerson recommends users to patch affected products listed below:
|
| Timeline |
Sep 2017 – Vulnerabilities reported Aug 2018 – Vendor notifies that issue does not work for versions 13.3.1 and higher and there are no plans to release security fix for older versions Sep 2018 – Vendor notifies that fix is going to be released Jan 2019 – Patch released |