{"id":56348,"date":"2025-07-01T09:50:17","date_gmt":"2025-07-01T09:50:17","guid":{"rendered":""},"modified":"2025-09-03T03:47:26","modified_gmt":"2025-09-03T09:47:26","slug":"cve-2025-20282-unauthenticated-file-upload-and-execution-vulnerability-in-cisco-ise-and-ise-pic","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-20282-unauthenticated-file-upload-and-execution-vulnerability-in-cisco-ise-and-ise-pic\/","title":{"rendered":"CVE-2025-20282: Unauthenticated File Upload and Execution Vulnerability in Cisco ISE and ISE-PIC<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

The CVE-2025-20282 vulnerability represents a critical threat to organizations utilizing Cisco ISE and Cisco ISE-PIC products. This vulnerability allows an unauthenticated, remote attacker to potentially compromise the system or leak data by uploading arbitrary files and executing them as root. This vulnerability is significant due to the potential<\/a> for full system compromise and the widespread usage of these Cisco products in enterprise settings.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-20282
\nSeverity: Critical (CVSS 10.0)
\nAttack Vector: Network
\nPrivileges Required: None
\nUser Interaction: None
\nImpact: Full system compromise, potential data leakage<\/a><\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

Cisco ISE<\/a> | All versions prior to the patched version
\nCisco ISE-PIC | All versions prior<\/a> to the patched version<\/p>\n

How the Exploit Works<\/strong><\/p>\n

The exploit takes advantage of a vulnerability in an internal API of Cisco ISE<\/a> and Cisco ISE-PIC which lacks sufficient file validation checks. An attacker could exploit this vulnerability by uploading a malicious file<\/a> to the affected device, which could then be placed in privileged directories. Upon successful upload, the attacker has the ability to execute this file as root, potentially leading to full system<\/a> compromise or data leakage.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

This is a conceptual example illustrating the vulnerability<\/a>. The attacker sends a POST request to the vulnerable endpoint<\/a> with a malicious payload.<\/p>\n

POST \/vulnerable\/api\/endpoint HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/octet-stream\nContent-Length: [length]\n[binary data of the malicious file]<\/code><\/pre>\n
Upon successful upload, the malicious file could be executed on the underlying system as root, leading to a potential system<\/a> compromise or data leakage.<\/p>\n
Mitigation and Recommendations<\/strong><\/p>\n
To mitigate this vulnerability, it is recommended to apply the security patch released by Cisco<\/a> immediately. If the patch cannot be applied immediately, a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can be used as a temporary mitigation method. However, these measures do not fully protect against the exploit and are only to be used as interim solutions until the patch can be applied.
\nIt is also advised to regularly update and patch all systems and applications, regularly perform vulnerability scanning<\/a>, and to follow the principle of least privilege to reduce the risk of similar vulnerabilities in the future.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview The CVE-2025-20282 vulnerability represents a critical threat to organizations utilizing Cisco ISE and Cisco ISE-PIC products. This vulnerability allows an unauthenticated, remote attacker to potentially compromise the system or leak data by uploading arbitrary files and executing them as root. This vulnerability is significant due to the potential for full system compromise and the […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[96],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-56348","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-cisco"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t