{"id":59383,"date":"2025-07-14T20:07:28","date_gmt":"2025-07-14T20:07:28","guid":{"rendered":""},"modified":"2025-10-21T05:20:53","modified_gmt":"2025-10-21T11:20:53","slug":"cve-2025-42964-critical-vulnerability-in-sap-netweaver-enterprise-portal-administration","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-42964-critical-vulnerability-in-sap-netweaver-enterprise-portal-administration\/","title":{"rendered":"CVE-2025-42964: Critical Vulnerability in SAP NetWeaver Enterprise Portal Administration<\/strong>"},"content":{"rendered":"

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

In the ever-evolving landscape of cybersecurity, new vulnerabilities constantly emerge, posing significant threats to organizations globally. One such recent vulnerability is CVE-2025-42964, an issue within SAP NetWeaver Enterprise Portal Administration. This serious vulnerability allows privileged users to upload<\/a> unverified or malicious content, which, when deserialized, has the potential to compromise the host system’s confidentiality, integrity, and availability. Given the ubiquity of SAP systems within large corporations, this vulnerability poses a significant risk<\/a> that requires immediate attention and mitigation.<\/p>\n

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

CVE ID: CVE-2025-42964
\nSeverity: Critical (CVSS 9.1)
\nAttack Vector: Network
\nPrivileges Required: High (Privileged user<\/a>)
\nUser Interaction: Required
\nImpact: Potential system<\/a> compromise and data leakage<\/p>\n

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

Product | Affected Versions<\/p>\n

SAP NetWeaver<\/a> Enterprise Portal Administration | All versions prior to the vendor patch<\/p>\n

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

The exploit takes advantage of a vulnerability in the SAP NetWeaver Enterprise Portal Administration’s content upload<\/a> feature. When a privileged user uploads unverified or malicious content, the system deserializes the content<\/a> without any security checks. Because of this, a malicious actor with privileged access can upload crafted content that, when deserialized, can execute arbitrary code<\/a>, potentially compromising the system’s confidentiality, integrity, and availability.<\/p>\n

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

The vulnerability might be exploited like this:<\/p>\n

POST \/upload\/content HTTP\/1.1\nHost: sapnetweaver.example.com\nContent-Type: application\/octet-stream\nAuthorization: Bearer \n{ \"malicious_serialized_object\": \"...\" }<\/code><\/pre>\n
In this example, a privileged user sends a POST request to the \/upload\/content endpoint. The malicious_serialized_object in the body of the request contains the malicious payload that, when deserialized by the system, compromises the system’s<\/a> security.<\/p>\n
Mitigation<\/strong><\/p>\n
To mitigate this vulnerability, it is highly recommended to apply the vendor patch as soon as it becomes available. Until then, a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can be used as a temporary measure to detect and prevent exploitation of this vulnerability<\/a>. However, these are not foolproof measures and the application of the vendor patch should not be delayed.
\nRemember, staying vigilant and proactive in applying updates and patches is a cornerstone of maintaining a strong cybersecurity<\/a> posture.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview In the ever-evolving landscape of cybersecurity, new vulnerabilities constantly emerge, posing significant threats to organizations globally. One such recent vulnerability is CVE-2025-42964, an issue within SAP NetWeaver Enterprise Portal Administration. This serious vulnerability allows privileged users to upload unverified or malicious content, which, when deserialized, has the potential to compromise the host system’s confidentiality, […]<\/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":[],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-59383","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"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