CVE-2022-20661

Multiple vulnerabilities that affect Cisco Catalyst Digital Building Series Switches and Cisco Catalyst Micro Switches could allow an attacker to execute persistent code at boot time or to permanently prevent the device from booting, resulting in a permanent denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory.

CVSS v3 4.6 MEDIUM
CVSS v2.0 4.9 MEDIUM

4.6^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.9 / Impact : 3.6

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

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

References

Link	Resource
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cdb-cmicr-vulns-KJjFtNb	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*

OR	cpe:2.3:h:cisco:cdb-8p:-:::::::*
	cpe:2.3:h:cisco:cdb-8u:-:::::::*

Configuration 2 (hide)

AND

OR	cpe:2.3:o:cisco:ios::::::::
	cpe:2.3:o:cisco:ios:15.2\(8\)e:::::::*

OR	cpe:2.3:h:cisco:cmicr-4pc:-:::::::*
	cpe:2.3:h:cisco:cmicr-4ps:-:::::::*
	cpe:2.3:h:cisco:cmicr-4pt:-:::::::*

History

No history.

Information

Published : 2022-04-15 15:15

Updated : 2023-11-07 03:42

NVD link : CVE-2022-20661

Mitre link : CVE-2022-20661

CVE.ORG link : CVE-2022-20661

JSON object : View

Products Affected

cisco

cmicr-4pc
cmicr-4pt
cmicr-4ps
ios
cdb-8p
cdb-8u

CWE

CWE-665

Improper Initialization

CWE-1221

Incorrect Register Defaults or Module Parameters

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