A vulnerability in the web-based management interface of Cisco Prime Infrastructure (PI) and Cisco Evolved Programmable Network (EPN) Manager could allow an authenticated, remote attacker to execute code with root-level privileges on the underlying operating system. This vulnerability exist because the software improperly validates user-supplied input. An attacker could exploit this vulnerability by uploading a malicious file to the administrative web interface. A successful exploit could allow the attacker to execute code with root-level privileges on the underlying operating system.
Use CWE-20, Cisco vendor hub and Evolved Programmable Network Manager product page to widen CVE-2019-1821 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2025-20269, CVE-2022-20656 and CVE-2025-20120 for nearby disclosures in the same product family. Additional editorial context is available in Why “Low” and “Medium” CVEs Still Breach Networks.