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[email protected]CVE-2021-44463

HistoryJan 28, 2022 - 8:15 p.m.

CVE-2021-44463

2022-01-2820:15:00

CWE-427

[email protected]

web.nvd.nist.gov

cve-2021-44463

deltav

dlls

local privilege escalation

insider threat

nvd

7.3 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

6.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

0.4%

JSON

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.

CPENameOperatorVersion
emerson:deltavemerson deltaveq13.3.1
emerson:deltavemerson deltaveq14
emerson:deltavemerson deltaveq14.3.1
emerson:deltavemerson deltaveqr6

CPE	Name	Operator	Version
emerson:deltav	emerson deltav	eq	13.3.1
emerson:deltav	emerson deltav	eq	14
emerson:deltav	emerson deltav	eq	14.3.1
emerson:deltav	emerson deltav	eq	r6

References

www.cisa.gov/uscert/ics/advisories/icsa-21-355-04

Social References

7.3 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

6.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

0.4%

JSON

Related for CVE-2021-44463

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