Platform
java
Component
org.apache.openmeetings:openmeetings-parent
Fixed in
3.3.0
CVE-2017-7664 is a critical XML External Entity (XXE) vulnerability affecting Apache OpenMeetings versions up to 3.2.1. This flaw allows an attacker to upload and process malicious XML documents, potentially leading to remote code execution. The vulnerability stems from insufficient validation of uploaded XML files, enabling attackers to inject malicious code. The issue has been resolved in version 3.3.0, and users are strongly advised to upgrade.
The impact of CVE-2017-7664 is severe. An attacker can leverage this XXE vulnerability to execute arbitrary code on the server hosting Apache OpenMeetings. This could involve gaining complete control of the system, stealing sensitive data (user credentials, meeting recordings, configuration files), or launching further attacks against other systems on the network. Successful exploitation could lead to a complete compromise of the OpenMeetings server and potentially the entire network it resides on. The ability to execute arbitrary code makes this a high-impact vulnerability, particularly concerning for organizations using OpenMeetings for sensitive communications or data storage. The XXE injection could be used to read local files, interact with internal APIs, or even trigger denial-of-service conditions.
CVE-2017-7664 was published in 2022, indicating a delayed disclosure. The vulnerability's criticality (CVSS 10) suggests a high likelihood of exploitation if left unpatched. While no active campaigns targeting this specific CVE have been publicly reported, the ease of exploitation associated with XXE vulnerabilities means it remains a potential target. Public Proof-of-Concept (PoC) exploits likely exist or could be easily developed. The vulnerability is not currently listed on KEV or EPSS, but the high CVSS score warrants careful monitoring.
Exploit Status
EPSS
0.63% (70% percentile)
CVSS Vector
The primary mitigation for CVE-2017-7664 is to upgrade Apache OpenMeetings to version 3.3.0 or later, which contains the fix. If immediate upgrading is not feasible, consider implementing temporary workarounds. Restrict file uploads to trusted sources and implement strict input validation on all XML data. Configure your web server or application server to disable external entity resolution for XML processing. Consider using a Web Application Firewall (WAF) with rules to detect and block XXE attacks. Monitor system logs for suspicious activity related to XML processing and file access. After upgrading, confirm the vulnerability is resolved by attempting to upload a known malicious XML payload and verifying that it is rejected.
No official patch available. Check for workarounds or monitor for updates.
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It's a critical XML External Entity (XXE) vulnerability in Apache OpenMeetings allowing attackers to execute code via malicious XML uploads.
If you're using Apache OpenMeetings versions 3.1.0 through 3.2.1, you are vulnerable. Check your version immediately.
Upgrade to Apache OpenMeetings version 3.3.0 or later. If upgrading isn't possible, implement temporary workarounds like input validation and WAF rules.
While no active campaigns are publicly known, the vulnerability's ease of exploitation makes it a potential target. Monitor your systems closely.
Refer to the Apache OpenMeetings security advisories and the NVD entry for CVE-2017-7664 for detailed information.
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