CVE-2020-3212

Name: CVE-2020-3212
Creator: NVD / NIST
Published: 2020-06-03T18:15:19.277+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 2.58%

Last modified Jun 17, 2026

CVE-2020-3212 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. A vulnerability in the web UI of Cisco IOS XE Software could allow an authenticated, remote attacker to execute arbitrary commands with root privileges on the underlying operating system of an affected device. The vulnerability is due to improper input sanitization. EPSS estimates a 2.58% chance of exploitation in the next 30 days.

Description

A vulnerability in the web UI of Cisco IOS XE Software could allow an authenticated, remote attacker to execute arbitrary commands with root privileges on the underlying operating system of an affected device. The vulnerability is due to improper input sanitization. An attacker could exploit this vulnerability by uploading a crafted file to the web UI of an affected device. A successful exploit could allow the attacker to inject and execute arbitrary commands with root privileges on the device.

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

2.58%

83.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Cisco	Ios Xe	16.11.1
Cisco	Ios Xe	16.11.1a
Cisco	Ios Xe	16.11.1b
Cisco	Ios Xe	16.11.1c
Cisco	Ios Xe	16.11.1s
Cisco	Ios Xe	16.12.1y

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-web-cmdinj3-44st5CcAPatch, Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-web-cmdinj3-44st5CcAPatch, Vendor Advisory

Timeline

Published: Jun 3, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-3212?

How severe is CVE-2020-3212?

CVE-2020-3212 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 2.58% probability of exploitation in the next 30 days.

How do I fix CVE-2020-3212?

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-2020-3212?

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

Scan your code now

Source: NVD / NIST