CVE-2024-7694 Overview
ThreatSonar Anti-Ransomware from TeamT5 does not properly validate the content of uploaded files. Remote attackers with administrator privileges on the product platform can upload malicious files, which can be used to execute arbitrary system commands on the server. This unrestricted file upload vulnerability (CWE-434) allows authenticated administrators to bypass file content validation, leading to remote code execution on the underlying server infrastructure.
Critical Impact
This vulnerability is actively exploited in the wild and is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog. Attackers with administrative access can achieve full server compromise through arbitrary command execution.
Affected Products
- TeamT5 ThreatSonar Anti-Ransomware (all versions prior to patch)
Discovery Timeline
- August 12, 2024 - CVE-2024-7694 published to NVD
- February 18, 2026 - Last updated in NVD database
Technical Details for CVE-2024-7694
Vulnerability Analysis
The vulnerability resides in ThreatSonar Anti-Ransomware's file upload functionality. The application fails to properly validate the content of files uploaded through the administrative interface, relying potentially on insufficient checks such as file extension validation while ignoring the actual file content or MIME type verification.
This unrestricted file upload weakness (CWE-434) creates a significant attack surface. When an attacker uploads a malicious file—such as a web shell, script, or executable—the server processes it without adequate content inspection. If the uploaded file is placed in a web-accessible directory or can be triggered through the application, it enables arbitrary command execution on the server with the privileges of the web server process.
The network-accessible nature of this vulnerability means that any authenticated administrator with network access to the ThreatSonar platform can exploit this flaw. While administrative privileges are required, the impact is severe as it leads to complete compromise of the server's confidentiality, integrity, and availability.
Root Cause
The root cause is improper validation of uploaded file content in ThreatSonar Anti-Ransomware's file upload handler. The application does not adequately verify that uploaded files match expected content types, allowing malicious payloads disguised as legitimate files to be uploaded and subsequently executed on the server.
Attack Vector
An attacker who has obtained administrative credentials to the ThreatSonar Anti-Ransomware platform can exploit this vulnerability through the following attack flow:
- Authenticate to the ThreatSonar administrative interface with valid administrator credentials
- Navigate to a file upload functionality within the platform
- Craft a malicious file (e.g., a web shell or script) designed to execute system commands
- Upload the malicious file, bypassing content validation checks
- Trigger execution of the uploaded file to gain command execution on the server
The vulnerability is particularly concerning because ThreatSonar Anti-Ransomware is a security product designed to protect against ransomware. Compromising this platform could give attackers a foothold to disable security protections and pivot to other systems within the network.
Detection Methods for CVE-2024-7694
Indicators of Compromise
- Unusual file uploads to the ThreatSonar server, particularly files with executable content or web shell characteristics
- Unexpected outbound network connections from the ThreatSonar server
- Anomalous process execution originating from the web server process (e.g., cmd.exe, powershell.exe, /bin/sh, /bin/bash)
- New or modified files in web-accessible directories containing script content
Detection Strategies
- Monitor file upload activities on ThreatSonar servers for suspicious file types or content patterns
- Implement file integrity monitoring on the ThreatSonar installation directory to detect unauthorized file additions
- Review web server access logs for requests to unusual file paths that may indicate web shell access
- Deploy endpoint detection and response (EDR) solutions to identify command execution originating from web server processes
Monitoring Recommendations
- Enable detailed logging of administrative actions within ThreatSonar Anti-Ransomware
- Configure SIEM alerts for process execution anomalies on servers hosting ThreatSonar
- Monitor network traffic from ThreatSonar servers for unexpected outbound connections
- Implement behavioral analysis to detect post-exploitation activities
How to Mitigate CVE-2024-7694
Immediate Actions Required
- Review CISA KEV guidance at the CISA Known Exploited Vulnerabilities Catalog for remediation deadlines
- Contact TeamT5 support for the latest security patch addressing this vulnerability
- Audit administrative user accounts and enforce strong authentication including multi-factor authentication (MFA)
- Restrict network access to ThreatSonar administrative interfaces to trusted IP ranges only
- Review server logs for evidence of exploitation attempts
Patch Information
Consult TeamT5 directly or review the official advisories from TW-CERT for patch availability and installation instructions:
Apply the vendor-provided security update as soon as it becomes available to address this vulnerability.
Workarounds
- Restrict administrative access to ThreatSonar to only essential personnel and verified IP addresses
- Implement network segmentation to isolate the ThreatSonar server from critical assets
- Deploy a web application firewall (WAF) to inspect and filter file uploads
- Monitor and alert on any file uploads or new files created on the ThreatSonar server
- Consider temporarily disabling file upload functionality if feasible until a patch is applied
# Example: Restrict administrative access via firewall rules
# Allow only trusted management IPs to access the ThreatSonar admin interface
iptables -A INPUT -p tcp --dport 443 -s 10.0.0.0/24 -j ACCEPT
iptables -A INPUT -p tcp --dport 443 -j DROP
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
