Cisco SD-WAN Vedge Router vulnerabilities

4 CVEs affecting Cisco SD-WAN Vedge Router, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-20339, published 2025-09-24.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2022-20655, published 2024-11-15. High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days. A vulnerability in the implementation of the CLI on a device that is running ConfD could allow an authenticated, local attacker to perform a command injection attack. The vulnerability is due to…
CVE-2021-1461, published 2024-11-18. Medium severity, CVSS 4.9. EPSS: 0.4% chance of exploitation in the next 30 days. A vulnerability in the Image Signature Verification feature of Cisco SD-WAN Software could allow an authenticated, remote attacker with Administrator-level credentials to install a malicious…
CVE-2025-20339, published 2025-09-24. Medium severity, CVSS 5.8. EPSS: 0.3% chance of exploitation in the next 30 days. A vulnerability in the access control list (ACL) processing of IPv4 packets of Cisco SD-WAN vEdge Software could allow an unauthenticated, remote attacker to bypass a configured ACL. This…
CVE-2024-20496, published 2024-09-25. Medium severity, CVSS 6.1. EPSS: 0.2% chance of exploitation in the next 30 days. A vulnerability in the UDP packet validation code of Cisco SD-WAN vEdge Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected…