- Vulnerability/
- CVE-2022-20661
CVE-2022-20661
First published: Fri Apr 15 2022(Updated: )
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.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco IOS | >=15.2\(5\)ex<15.2\(7\)e5 | |
| Cisco Cdb-8p | ||
| Cisco Cdb-8u | ||
| Cisco IOS | =15.2\(8\)e | |
| Cisco Cmicr-4pc | ||
| Cisco Cmicr-4ps | ||
| Cisco Cmicr-4pt |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID of this vulnerability?
The vulnerability ID is CVE-2022-20661.
What is the severity of CVE-2022-20661?
The severity of CVE-2022-20661 is medium.
Which devices are affected by CVE-2022-20661?
Cisco Catalyst Digital Building Series Switches and Cisco Catalyst Micro Switches are affected by CVE-2022-20661.
What can an attacker do with CVE-2022-20661?
An attacker can execute persistent code at boot time or permanently prevent the device from booting, resulting in a permanent denial of service (DoS) condition.
How can I fix CVE-2022-20661?
To fix CVE-2022-20661, it is recommended to apply the necessary patches or updates provided by Cisco.
- collector/nvd-index
- vendor/cisco
- product/ios
- canonical/cisco ios
- product/cdb-8p
- canonical/cisco cdb-8p
- product/cdb-8u
- canonical/cisco cdb-8u
- product/cmicr-4pc
- canonical/cisco cmicr-4pc
- product/cmicr-4ps
- canonical/cisco cmicr-4ps
- product/cmicr-4pt
- canonical/cisco cmicr-4pt