Command Injection in Cisco IOS XE - CVE-2020-3224
Published: June 4, 2020
Vulnerability identifier: #VU28564
CSH Severity: Medium
CVSS v4: 8.7 [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]
CVE-ID: CVE-2020-3224
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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
Affected software
Cisco IOS XE
How to mitigate CVE-2020-3224
Install updates from vendor's website.
Cisco IOS XE - addressed in versions Amsterdam 17.1.1, Gibraltar 16.12.1a, Gibraltar 16.12.1b, Gibraltar 16.12.1c, Gibraltar 16.12.1d, Gibraltar 16.12.1e, Gibraltar 16.12.1s