What is CVE-2022-20870?

CVE-2022-20870 is a high-severity vulnerability in Cisco Catalyst_3650, classified under Improper Handling of Length Parameter Inconsistency. CVSS score: 8.6/10. Published 2022-10-10.

How severe is CVE-2022-20870?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Cisco Catalyst_3650

CVE-2022-20870

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…

EPSS: 0.008 (53.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

Affected products

Cisco Catalyst_3650
Cisco Catalyst_3650-12x48fd-e
Cisco Catalyst_3650-12x48fd-l
Cisco Catalyst_3650-12x48fd-s
Cisco Catalyst_3650-12x48uq
Cisco Catalyst_3650-12x48uq-e
Cisco Catalyst_3650-12x48uq-l
Cisco Catalyst_3650-12x48uq-s
Cisco Catalyst_3650-12x48ur
Cisco Catalyst_3650-12x48ur-e

Weakness classification (CWE)

CWE-130 — Improper Handling of Length Parameter Inconsistency

References

psirt@cisco.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2022-20870?: CVE-2022-20870 is a high-severity vulnerability in Cisco Catalyst_3650, classified under Improper Handling of Length Parameter Inconsistency. CVSS score: 8.6/10. Published 2022-10-10.
How severe is CVE-2022-20870?: High severity. CVSS v3 base score is 8.6 out of 10.