CVE-2020-3379

Name: CVE-2020-3379
Creator: NVD / NIST
Published: 2020-07-16T18:15:18.69+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2020-3379 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A vulnerability in Cisco SD-WAN Solution Software could allow an authenticated, local attacker to elevate privileges to Administrator on the underlying operating system. The vulnerability is due to insufficient input validation. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

A vulnerability in Cisco SD-WAN Solution Software could allow an authenticated, local attacker to elevate privileges to Administrator on the underlying operating system. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted request to an affected system. A successful exploit could allow the attacker to gain administrative privileges.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.34%

25.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Cisco	Sd-Wan Firmware	< 18.3.0
Cisco	Vbond Orchestrator	All versions
Cisco	Vsmart Controller	All versions

References

Timeline

Published: Jul 16, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-3379?

How severe is CVE-2020-3379?

CVE-2020-3379 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2020-3379?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-3379?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST