CVE-2021-26264

CVSS v3 6.1 MEDIUM
CVSS v2.0 4.9 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.6 / Impact : 4.0

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

4.9^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 3.9 / Impact : 6.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

A

specially crafted script could cause the DeltaV Distributed Control System Controllers (All Versions) to restart and cause a denial-of-service condition.

References

Link	Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-04	Mitigation Third Party Advisory US Government Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-04	Mitigation Third Party Advisory US Government Resource

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:emerson:deltav_workstation:-:::::::*
	cpe:2.3:o:emerson:deltav_distributed_control_system:-:::::::*

History

21 Nov 2024, 05:56

Type	Values Removed	Values Added
CVSS	v2 : ~~4.9~~ v3 : ~~5.5~~	v2 : 4.9 v3 : 6.1
References	~~() https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-04 - Mitigation, Third Party Advisory, US Government Resource~~	() https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-04 - Mitigation, Third Party Advisory, US Government Resource

Information

Published : 2022-01-28 20:15

Updated : 2025-04-17 16:15

NVD link : CVE-2021-26264

Mitre link : CVE-2021-26264

CVE.ORG link : CVE-2021-26264

JSON object : View

Products Affected

CWE

CWE-306

Missing Authentication for Critical Function

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