CVE-2022-20661
Medium
Description
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.
SeverityMedium
CVSS4.6
Exploit probability—
Product
Cisco Ios
PublishedApr 15, 2022
First seenApr 15, 2022
Weakness typeCWE-1221CWE-1221
How to fix
Update
- cisco ios15.2\(7\)e5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cisco ios | 15.2\(5\)ex ≤ v < 15.2\(7\)e5, 15.2\(8\)e | 15.2\(7\)e5 |
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