CVE-2022-20847
Summary
| CVE | CVE-2022-20847 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2022-09-30 19:15:00 UTC |
| Updated | 2023-11-07 03:43:00 UTC |
| Description | A vulnerability in the DHCP processing functionality of Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to the improper processing of DHCP messages. An attacker could exploit this vulnerability by sending malicious DHCP messages to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition. |
Risk And Classification
Problem Types: NVD-CWE-noinfo
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Cisco | Catalyst 9800 | - | All | All | All |
| Hardware | Cisco | Catalyst 9800-40 | - | All | All | All |
| Hardware | Cisco | Catalyst 9800-80 | - | All | All | All |
| Hardware | Cisco | Catalyst 9800-cl | - | All | All | All |
| Hardware | Cisco | Catalyst 9800-l | - | All | All | All |
| Hardware | Cisco | Catalyst 9800-l-c | - | All | All | All |
| Hardware | Cisco | Catalyst 9800-l-f | - | All | All | All |
| Application | Cisco | Ios Xe | 17.3.3 | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| 20220928 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family DHCP Processing Denial of Service Vulnerability | CISCO | tools.cisco.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 317223 Cisco Internetwork Operating System (IOS) XE Wireless Controller Software for the Catalyst 9000 Family DHCP Processing Denial of Service (DoS) Vulnerability (cisco-sa-wlc-dhcp-dos-76pCjPxK)