CVE-2025-61879 Overview
CVE-2025-61879 is a high-severity arbitrary file write vulnerability affecting Infoblox NIOS through version 9.0.7. The vulnerability allows a high-privileged user to trigger an arbitrary file write operation through the account creation mechanism. This type of vulnerability (CWE-73: External Control of File Name or Path) can enable attackers to write malicious content to sensitive system locations, potentially leading to configuration tampering, privilege escalation, or system compromise.
Critical Impact
A high-privileged attacker can exploit the account creation mechanism to write arbitrary files to the system, potentially compromising system integrity and enabling further attack vectors.
Affected Products
- Infoblox NIOS through version 9.0.7
Discovery Timeline
- 2026-02-12 - CVE CVE-2025-61879 published to NVD
- 2026-02-12 - Last updated in NVD database
Technical Details for CVE-2025-61879
Vulnerability Analysis
This vulnerability falls under CWE-73 (External Control of File Name or Path), indicating that the application allows user-controlled input to influence file path operations during the account creation process. While exploitation requires high privileges, the attack can be performed remotely over the network. The vulnerability has a changed scope, meaning successful exploitation can affect resources beyond the vulnerable component's security scope. The impact includes potential compromise of both confidentiality and integrity of sensitive data and system configurations.
Root Cause
The root cause of CVE-2025-61879 lies in improper validation of file path parameters during the account creation process in Infoblox NIOS. The application fails to properly sanitize or restrict the file paths that can be written during account operations, allowing an attacker with administrative privileges to specify arbitrary file locations. This external control of file name or path enables writing data to unintended system locations.
Attack Vector
The vulnerability is exploitable over the network by an attacker with high privileges (administrative access). Despite requiring elevated privileges, the attack complexity is considered high, indicating that specific conditions or additional preparation may be needed for successful exploitation. No user interaction is required for exploitation. An attacker could leverage the account creation mechanism to write malicious configurations, inject code, or overwrite critical system files.
The exploitation mechanism involves manipulating parameters within the account creation workflow to control where data is written on the filesystem. Successful exploitation could allow an attacker to modify system configurations, plant backdoors, or manipulate sensitive files within the NIOS environment.
Detection Methods for CVE-2025-61879
Indicators of Compromise
- Unexpected file creation or modification in system directories outside normal NIOS operational paths
- Anomalous account creation activity from administrative users
- File write operations to sensitive configuration directories during user provisioning workflows
- Unusual file timestamps on critical system files
Detection Strategies
- Monitor Infoblox NIOS audit logs for suspicious account creation activities with unusual parameters
- Implement file integrity monitoring (FIM) on critical NIOS system directories to detect unauthorized file writes
- Review administrative user actions for patterns indicative of exploitation attempts
- Correlate account creation events with file system activity across the NIOS environment
Monitoring Recommendations
- Enable comprehensive audit logging on Infoblox NIOS systems for all administrative operations
- Deploy endpoint detection and response (EDR) solutions to monitor file write operations
- Establish baseline behavior for account creation processes and alert on deviations
- Implement network traffic analysis to detect unusual API calls to the account creation mechanism
How to Mitigate CVE-2025-61879
Immediate Actions Required
- Review the Infoblox Security Advisory for official guidance and patches
- Audit all high-privileged user accounts on affected NIOS systems and verify their legitimacy
- Implement additional access controls to limit which administrators can create accounts
- Monitor for indicators of compromise on systems running Infoblox NIOS through 9.0.7
Patch Information
Organizations should consult the official Infoblox Security Advisory for CVE-2025-61879 and CVE-2025-61880 for detailed patch information and remediation guidance. Apply the latest security updates provided by Infoblox as soon as they become available to address this vulnerability.
Workarounds
- Restrict administrative access to Infoblox NIOS systems to only essential personnel using role-based access control
- Implement network segmentation to limit access to NIOS management interfaces from trusted networks only
- Enable enhanced logging and monitoring for all administrative operations until patches can be applied
- Consider temporarily disabling or restricting the account creation functionality if business operations permit
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
