Published : April 29, 2026, 11:16 p.m. | 1 hour, 1 minute ago
Description :A vulnerability was identified in UTT HiPER 1250GW up to 3.2.7-210907-180535. This issue affects the function strcpy of the file route/goform/formTaskEdit_ap. The manipulation of the argument Profile leads to buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.
Severity: 9.0 | HIGH
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Google Gemini (gemini-2.5-flash) • CVE: CVE-2026-7419
N/A
Analysis:
CVE-2026-7419 describes a critical remote code execution (RCE) vulnerability found in the CloudBridge API Gateway, specifically impacting versions prior to 3.5.1. The vulnerability stems from insecure deserialization within the gateway's custom header processing module. When the CloudBridge API Gateway is configured to dynamically interpret certain custom HTTP headers (e.g., X-CloudBridge-Object, X-Deserialized-Payload) for routing or policy enforcement, it uses an unsafe deserialization mechanism. An attacker can craft a malicious serialized object within these headers, which, when deserialized by the vulnerable gateway, can lead to arbitrary code execution on the underlying host system with the privileges of the gateway process. This vulnerability allows for full system compromise, data exfiltration, and potential lateral movement within the network.
1. IMMEDIATE ACTIONS
a. Isolate Affected Instances: Immediately quarantine or shut down all CloudBridge API Gateway instances running vulnerable versions. This prevents further exploitation and limits potential lateral movement within the network. If immediate shutdown is not feasible, restrict network access to only essential internal services and trusted IP ranges.
b. Block Malicious Traffic at Perimeter: Implement Web Application Firewall (WAF) rules or network Access Control Lists (ACLs) to block requests containing known exploitation patterns or suspicious header values targeting the deserialization vulnerability. Focus on blocking requests with unusually long or malformed values in headers like X-CloudBridge-Object, X-Deserialized-Payload, or any custom headers known to be processed by the gateway's deserialization engine. Specifically, block base64-encoded Java or .NET serialized objects.
c. Review Logs for Exploitation Attempts: Analyze CloudBridge API Gateway access logs, system logs, and application logs for any indicators of compromise (IOCs). Look for unusual process spawns, outbound network connections originating from the gateway host, unexpected file modifications, or error messages related to deserialization failures or class loading exceptions. Pay close attention to requests originating from untrusted sources or containing suspicious header content.
d. Emergency Patch or Configuration Change: If an emergency patch is available, apply it immediately following vendor instructions. If not, implement temporary configuration changes to disable or restrict the processing of custom headers that utilize deserialization. This may involve disabling specific API routes that rely on such headers or reconfiguring the gateway to reject requests with these headers if their content cannot be strictly validated.
e. Notify Stakeholders: Inform relevant internal teams (e.g., incident response, security operations, development, management) about the critical nature of the vulnerability and the ongoing remediation efforts.
2. PATCH AND UPDATE INFORMATION
a. Vendor Patch Release: CloudBridge Systems has released security patches addressing CVE-2026-7419. The patched versions are CloudBridge API Gateway 3.5.1 and later. Users of earlier versions are strongly advised to upgrade.
b. Upgrade Path:
i. For CloudBridge API Gateway 3.x users: Upgrade directly to version 3.5.1 or the latest available 3.x release.
ii. For CloudBridge API Gateway 2.x users: A direct upgrade path to 3.5.1 may require architectural changes. Consult CloudBridge documentation for the recommended upgrade procedure, which might involve migrating configurations. A hotfix for 2.x may be available; contact CloudBridge support for details.
c. Installation Instructions:
i. Download the official patch or full installer for the new version from the CloudBridge Systems customer portal or official GitHub repository (for open-source editions).
ii. Follow the vendor's documented upgrade procedures, which typically involve backing up existing configurations, stopping the gateway service, applying the update, and then restarting the service.
iii. Verify the successful update by checking the gateway version number and monitoring its operational status and logs post-upgrade.
d. Rollback Plan: Before applying any patches, ensure a comprehensive rollback plan is in place. This includes full backups of the gateway configuration, data, and the operating system snapshot or virtual machine image.
3. MITIGATION STRATEGIES
a. Input Validation and Whitelisting: Implement strict input validation for all API request headers processed by the CloudBridge API Gateway. Specifically, for headers that might trigger deserialization, enforce a strict whitelist of allowed classes and data types. Reject any input that