Vulnerability Monitor

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CVE-2021-44463

Missing DLLs, if replaced by an insider, could allow an attacker to achieve local privilege escalation on the DeltaV Distributed Control System Controllers and Workstations (All versions) when some DeltaV services are started.

Published

2022-01-28T20:15:12.137

Last Modified

2025-04-17T16:15:24.120

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.1 (HIGH)

CVSSv2 Vector

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

Access Vector: LOCAL
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.4

Impact Score

10.0

Weaknesses

Type: Primary
CWE-427
Type: Secondary
CWE-427

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	emerson	deltav	13.3.1	Yes
Application	emerson	deltav	14	Yes
Application	emerson	deltav	14	Yes
Application	emerson	deltav	14.3.1	Yes
Application	emerson	deltav	r6	Yes

References

https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-04 Mitigation, Third Party Advisory, US Government Resource ([email protected])
https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-04 Mitigation, Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)