01 March 2019

KLCERT-19-001: DeltaV Authentication Bypass

Vendor

Emerson

Researcher

Alexander Nochvay, Senior Security Researcher, Kaspersky ICS CERT

Timeline

Timeline

  • Kaspersky ICS CERT advisory published

    March 2019

  • Patched

    January 2019

  • Vendor confirmation

    September 2018

  • Vulnerability reported

    September 2017

Description

Authentication bypass in DVBBaseMP_NoMFC.dll in DeltaV.

Exploitability

Remotely

Attack complexity

Low

User interaction

None

Impact

A remote attacker can bypass authentication in DeltaV and expand attack surface.

Existence of exploit

Unknown

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:

  • DeltaV DCS Versions 11.3.1, 11.3.2, 12.3.1, 13.3.1, 14.3, R5.1, and R6

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.

Timeline

  • Kaspersky ICS CERT advisory published

    March 2019

  • Patched

    January 2019

  • Vendor confirmation

    September 2018

  • Vulnerability reported

    September 2017