Command Injection in Cisco IOS XE - CVE-2020-3224

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Main Vulnerability Database Vulnerabilities #VU28564

Command Injection in Cisco IOS XE - CVE-2020-3224

Published: June 4, 2020


Vulnerability identifier: #VU28564
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-3224
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco IOS XE

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary commands on the system.

The vulnerability exists due to insufficient input validation of specific HTTP requests in the web-based user interface (web UI). A remote authenticated attacker can send a specially crafted HTTP request and execute arbitrary commands on the target system.

This vulnerability affects the following products if they are running affected release of Cisco IOS XE Software: 

  • Cisco Catalyst 3850 Series Switches
  • Cisco Catalyst 3650 Series Switches
  • Cisco Catalyst 9300 Series Switches
  • Cisco Catalyst 9500 Series Switches
  • Cisco Catalyst 9200 Series Switches


How to mitigate CVE-2020-3224

Install updates from vendor's website.

Sources