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CVE-2021-27663
CVE
Critical

A vulnerability in versions 10.1 through 10.5 of Johnson Controls CEM Systems AC2000 allows a remote attacker to access to the system witho…

CVSS
9.8
Critical
EPSS
0.02
p72
Published
2021-01-01
Updated
2021-01-01
Description

A vulnerability in versions 10.1 through 10.5 of Johnson Controls CEM Systems AC2000 allows a remote attacker to access to the system without adequate authorization. This issue affects: Johnson Controls CEM Systems AC2000 10.1; 10.2; 10.3; 10.4; 10.5.

Tags · CWE
Pre-auth
CWE-285
CAPEC-1
CAPEC-5
CAPEC-13
CAPEC-17
CAPEC-39
CAPEC-45
CAPEC-51
CAPEC-59
CAPEC-60
CAPEC-76
CAPEC-77
CAPEC-87
CAPEC-104
CAPEC-127
CAPEC-402
CAPEC-647
CAPEC-668
Affected products
Ac2000_firmware
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Timeline
2021-01-01
Published
2021-01-01
Updated
CVSS 3.1 breakdown
Attack Vector
AV: N
Network (N)
Attack Complexity
AC: L
Low (L)
Privileges Required
PR: N
None (N)
User Interaction
UI: N
None (N)
Scope
S: U
Unchanged (U)
Confidentiality Impact
C: H
High (H)
Integrity Impact
I: H
High (H)
Availability Impact
A: H
High (H)
Exploit indicators
EPSS
0.016 · p72
Known exploited (KEV)
No
MITRE ATT&CK
Inferred via CAPEC
└ via CAPEC-647 · CWE-285
└ via CAPEC-647 · CWE-285
└ via CAPEC-127 · CWE-285
└ via CAPEC-60 · CWE-285
└ via CAPEC-60 · CWE-285
└ via CAPEC-647 · CWE-285
└ via CAPEC-668 · CWE-285
└ via CAPEC-13 · CWE-285
Known exploits — Сканер-ВС
No Сканер-ВС checks registered for this vulnerability yet.
Affected products
ProductVendorStatus
ac2000_firmware*Tracked
Source databases
CVE