OS Command Injection in Cisco Systems, Inc products - CVE-2021-1401

Vulnerability identifier: #VU52948

CSH Severity: Low

CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-1401

CWE-ID: CWE-78

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the web-based management interface. A remote administrator can send a specially crafted HTTP request and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Cisco Small Business 100 Series Wireless Access Points
Cisco Small Business 300 Series Wireless Access Points
Cisco Small Business 500 Series Wireless Access Points
Cisco WAP125 Wireless-AC Dual Band Desktop Access Point with PoE
WAP131 Wireless-N Dual Radio Access Point with PoE
Cisco WAP150 Wireless-AC/N Dual Radio Access Point with PoE
WAP351 Wireless-N Dual Radio Access Point with 5-Port Switch
Cisco WAP361 Wireless-AC/N Dual Radio Wall Plate Access Point with PoE
Cisco WAP581 Wireless-AC Dual Radio Wave 2 Access Point

Install updates from vendor's website.

Cisco WAP125 Wireless-AC Dual Band Desktop Access Point with PoE - update to 1.0.4.3
Cisco WAP150 Wireless-AC/N Dual Radio Access Point with PoE - update to 1.1.3.2
Cisco WAP361 Wireless-AC/N Dual Radio Wall Plate Access Point with PoE - update to 1.1.3.2
Cisco WAP581 Wireless-AC Dual Radio Wave 2 Access Point - update to 1.0.4.4

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sb-wap-multi-ZAfKGXhF

• Multiple vulnerabilities in Cisco Small Business 100, 300 and 500 Series Wireless Access Points