Vulnerability CVE-2018-19021


Published: 2019-01-25

Description:
A specially crafted script could bypass the authentication of a maintenance port of Emerson DeltaV DCS Versions 11.3.1, 11.3.2, 12.3.1, 13.3.1, 14.3, R5.1, R6 and prior, which may allow an attacker to cause a denial of service.

Type:

CWE-307

(Improper Restriction of Excessive Authentication Attempts)

CVSS2 => (AV:A/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.3/10
2.9/10
6.5/10
Exploit range
Attack complexity
Authentication
Adjacent network
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Emerson -> Deltav distributed control system 

 References:
http://www.securityfocus.com/bid/106522
https://ics-cert.us-cert.gov/advisories/ICSA-19-010-01

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