Vulnerability Details : CVE-2018-19021
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.
Vulnerability category: Denial of service
Products affected by CVE-2018-19021
- cpe:2.3:a:emerson:deltav:*:*:*:*:*:*:*:*
- cpe:2.3:a:emerson:deltav:11.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:emerson:deltav:12.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:emerson:deltav:13.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:emerson:deltav:11.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:emerson:deltav:14.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-19021
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 21 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-19021
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.3
|
LOW | AV:A/AC:L/Au:N/C:N/I:N/A:P |
6.5
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2018-19021
-
The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame.Assigned by:
- ics-cert@hq.dhs.gov (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2018-19021
-
http://www.securityfocus.com/bid/106522
Emerson DeltaV CVE-2018-19021 Authentication Bypass VulnerabilityThird Party Advisory;VDB Entry
-
https://ics-cert.us-cert.gov/advisories/ICSA-19-010-01
Emerson DeltaV | CISAThird Party Advisory;US Government Resource
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