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nvd[email protected]NVD:CVE-2022-20731
HistoryApr 15, 2022 - 3:15 p.m.

CVE-2022-20731

2022-04-1515:15:13
CWE-665
CWE-1221
web.nvd.nist.gov
5
cisco switches
code execution
dos
security advisory

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

6.8

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

26.4%

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.

Affected configurations

Nvd
Node
ciscocatalyst_digital_building_series_switches_firmwareRange15.2\(7\)e
OR
ciscoios_rommonMatch-
AND
ciscocatalyst_digital_building_series_switchesMatch-
VendorProductVersionCPE
ciscocatalyst_digital_building_series_switches_firmware*cpe:2.3:o:cisco:catalyst_digital_building_series_switches_firmware:*:*:*:*:*:*:*:*
ciscoios_rommon-cpe:2.3:o:cisco:ios_rommon:-:*:*:*:*:*:*:*
ciscocatalyst_digital_building_series_switches-cpe:2.3:h:cisco:catalyst_digital_building_series_switches:-:*:*:*:*:*:*:*

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

6.8

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

26.4%

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