Vulnerability Details : 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.
Vulnerability category: Denial of service
Products affected by CVE-2022-20661
- cpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:15.2\(8\)e:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-20661
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 18 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-20661
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.9
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:N/A:C |
3.9
|
6.9
|
NIST | |
|
4.6
|
MEDIUM | CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
0.9
|
3.6
|
Cisco Systems, Inc. | |
|
4.6
|
MEDIUM | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
0.9
|
3.6
|
NIST |
CWE ids for CVE-2022-20661
-
The product does not initialize or incorrectly initializes a resource, which might leave the resource in an unexpected state when it is accessed or used.Assigned by: nvd@nist.gov (Primary)
-
Hardware description language code incorrectly defines register defaults or hardware Intellectual Property (IP) parameters to insecure values.Assigned by: ykramarz@cisco.com (Secondary)
References for CVE-2022-20661
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cdb-cmicr-vulns-KJjFtNb
Cisco Catalyst Digital Building Series Switches and Cisco Catalyst Micro Switches VulnerabilitiesVendor Advisory
Jump to