CVE-2021-1552

CVE-2021-1552 describes multiple command injection vulnerabilities in the web-based management interface of Cisco Small Business 100, 300, and 500 Series Wireless Access Points. These flaws stem from improper input validation, allowing an authenticated, remote attacker to execute arbitrary commands with root privileges by sending crafted HTTP requests. The vulnerability carries a CVSS score of 7.2 (HIGH) due to its network attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. While requiring valid administrative credentials, there is currently no public exploit code (Metasploit, Nuclei, ExploitDB) and no evidence of active exploitation or significant community discussion.