CVE-2022-20870
Summary
| CVE | CVE-2022-20870 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2022-10-10 21:15:00 UTC |
| Updated | 2023-11-07 03:43:00 UTC |
| Description | A vulnerability in the egress MPLS packet processing function of Cisco IOS XE Software for Cisco Catalyst 3650, Catalyst 3850, and Catalyst 9000 Family Switches could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to insufficient input validation of IPv4 traffic. An attacker could exploit this vulnerability by sending a malformed packet out of an affected MPLS-enabled interface. 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-Other
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Cisco | Catalyst 3650 | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48fd-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48fd-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48fd-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48uq | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48uq-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48uq-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48uq-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48ur | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48ur-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48ur-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48ur-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48uz | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48uz-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48uz-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-12x48uz-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24pd | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24pd-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24pd-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24pd-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24pdm | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24pdm-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24pdm-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24pdm-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24ps-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24ps-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24ps-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24td-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24td-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24td-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24ts-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24ts-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-24ts-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fd-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fd-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fd-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fq | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fq-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fq-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fq-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fqm | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fqm-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fqm-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fqm-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fs-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fs-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48fs-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48pd-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48pd-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48pd-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48pq-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48pq-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48pq-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48ps-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48ps-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48ps-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48td-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48td-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48td-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48tq-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48tq-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48tq-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48ts-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48ts-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-48ts-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-8x24pd-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-8x24pd-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-8x24pd-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-8x24uq | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-8x24uq-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-8x24uq-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3650-8x24uq-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850 | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-12s-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-12s-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-12x48u | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-12xs-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-12xs-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-16xs-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-16xs-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24p-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24p-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24p-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24pw-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24s-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24s-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24t-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24t-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24t-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24u | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24u-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24u-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24u-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24xs | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24xs-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24xs-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24xu | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24xu-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24xu-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-24xu-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-32xs-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-32xs-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48f-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48f-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48f-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48p-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48p-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48p-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48pw-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48t-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48t-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48t-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48u | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48u-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48u-l | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48u-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48xs | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48xs-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48xs-f-e | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48xs-f-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-48xs-s | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-nm-2-40g | - | All | All | All |
| Hardware | Cisco | Catalyst 3850-nm-8-10g | - | All | All | All |
| Hardware | Cisco | Catalyst 9300 | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-24p-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-24p-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-24s-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-24s-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-24t-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-24t-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-24u-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-24u-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-24ux-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-24ux-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-48p-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-48p-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-48s-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-48s-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-48t-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-48t-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-48u-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-48u-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-48un-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-48un-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-48uxm-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300-48uxm-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-24p-4g-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-24p-4g-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-24p-4x-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-24p-4x-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-24t-4g-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-24t-4g-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-24t-4x-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-24t-4x-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-48p-4g-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-48p-4g-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-48p-4x-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-48p-4x-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-48t-4g-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-48t-4g-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-48t-4x-a | - | All | All | All |
| Hardware | Cisco | Catalyst 9300l-48t-4x-e | - | All | All | All |
| Hardware | Cisco | Catalyst 9300lm | - | All | All | All |
| Hardware | Cisco | Catalyst 9300x | - | All | All | All |
| Hardware | Cisco | Catalyst 9400 | - | All | All | All |
| Hardware | Cisco | Catalyst 9500 | - | All | All | All |
| Hardware | Cisco | Catalyst 9500h | - | All | All | All |
| Hardware | Cisco | Catalyst 9600 | - | All | All | All |
| Hardware | Cisco | Catalyst C3850-12x48u-e | - | All | All | All |
| Hardware | Cisco | Catalyst C3850-12x48u-l | - | All | All | All |
| Hardware | Cisco | Catalyst C3850-12x48u-s | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-12q | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-12q-a | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-12q-e | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-16x | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-16x-a | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-16x-e | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-24q | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-24q-a | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-24q-e | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-24y4c | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-32c | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-32qc | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-40x | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-40x-a | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-40x-e | - | All | All | All |
| Hardware | Cisco | Catalyst C9500-48y4c | - | All | All | All |
| Hardware | Cisco | Catalyst C9600-lc-24c | - | All | All | All |
| Hardware | Cisco | Catalyst C9600-lc-48s | - | All | All | All |
| Hardware | Cisco | Catalyst C9600-lc-48tx | - | All | All | All |
| Hardware | Cisco | Catalyst C9600-lc-48yl | - | All | All | All |
| Operating System | Cisco | Ios Xe | - | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| 20220928 Cisco IOS XE Software for Catalyst Switches MPLS 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
- 317234 Cisco Internetwork Operating System (IOS) XE Software for Catalyst Switches MPLS Denial of Service (DoS) Vulnerability (cisco-sa-iosxe-mpls-dos-Ab4OUL3)