CVE-2025-5893: Smart Parking System Info Disclosure Flaw

CVE-2025-5893 Overview

A critical information exposure vulnerability has been identified in the Smart Parking Management System developed by Honding Technology. This vulnerability allows unauthenticated remote attackers to access a specific page within the application and retrieve plaintext administrator credentials, potentially leading to complete system compromise.

Critical Impact

Unauthenticated attackers can remotely obtain plaintext administrator credentials, enabling full administrative access to the parking management system without any prior authentication.

Affected Products

• Honding Technology Smart Parking Management System

Discovery Timeline

• 2025-06-09 - CVE-2025-5893 published to NVD
• 2025-06-09 - Last updated in NVD database

Technical Details for CVE-2025-5893

Vulnerability Analysis

This vulnerability falls under CWE-256 (Plaintext Storage of a Password), representing a severe security flaw in credential management practices. The Smart Parking Management System stores administrator credentials in plaintext format and exposes them through an accessible page that lacks proper authentication controls.

The attack requires no authentication or user interaction, making exploitation trivial for any network-adjacent or remote attacker who can reach the vulnerable endpoint. Successful exploitation grants attackers immediate access to administrator credentials, which can be leveraged to gain full control over the parking management infrastructure.

The vulnerability poses significant risks to physical security as parking management systems often control access barriers, payment systems, and surveillance infrastructure. Compromise of such systems could enable unauthorized vehicle access, financial fraud, or disruption of parking operations.

Root Cause

The root cause of this vulnerability is the improper storage and exposure of sensitive authentication credentials. The application stores administrator passwords in plaintext rather than using proper cryptographic hashing mechanisms, and fails to implement adequate access controls on pages containing this sensitive information. This represents a fundamental failure in secure credential management practices.

Attack Vector

The attack vector is network-based, requiring no authentication, privileges, or user interaction. An attacker can exploit this vulnerability by:

1. Identifying the vulnerable Smart Parking Management System instance
2. Navigating to the specific page that exposes administrator credentials
3. Retrieving the plaintext credentials directly from the page response
4. Using the obtained credentials to authenticate as an administrator

The vulnerability is particularly dangerous because it requires minimal technical skill to exploit and provides immediate high-value access to administrative functions.

Detection Methods for CVE-2025-5893

Indicators of Compromise

• Unusual access patterns to administrative configuration pages from external IP addresses
• Authentication events using administrator accounts from unexpected network locations
• Multiple failed or successful login attempts following reconnaissance activity against the vulnerable endpoint
• Web server logs showing requests to pages containing credential information

Detection Strategies

• Implement web application firewall rules to monitor and alert on access to sensitive configuration endpoints
• Deploy network intrusion detection signatures to identify patterns consistent with credential harvesting attempts
• Enable comprehensive logging of all authentication events and administrative page access
• Monitor for anomalous administrator account usage patterns that may indicate credential theft

Monitoring Recommendations

• Establish baseline metrics for administrative page access and alert on deviations
• Implement real-time alerting for administrator logins from new IP addresses or unusual geographic locations
• Review web server access logs regularly for evidence of credential exposure endpoint access
• Configure SIEM correlation rules to identify reconnaissance followed by successful authentication patterns

How to Mitigate CVE-2025-5893

Immediate Actions Required

• Restrict network access to the Smart Parking Management System administrative interface to trusted IP ranges only
• Implement additional authentication layers such as VPN requirements for administrative access
• Change all administrator credentials immediately and monitor for unauthorized access
• Consider taking the system offline until a proper patch is available if internet exposure cannot be eliminated

Patch Information

Organizations should contact Honding Technology directly for patch availability and remediation guidance. Additional technical details are available through the TWCert Security Advisory and TWCert Incident Report.

Workarounds

• Deploy network segmentation to isolate the parking management system from untrusted networks
• Implement a web application firewall with rules blocking access to sensitive endpoints
• Use a reverse proxy to add authentication requirements before any access to the management interface
• Enable IP-based access controls limiting administrative access to known management workstations

# Example: Restrict access to management interface using iptables
# Allow only trusted management network
iptables -A INPUT -p tcp --dport 80 -s 10.0.1.0/24 -j ACCEPT
iptables -A INPUT -p tcp --dport 443 -s 10.0.1.0/24 -j ACCEPT
# Block all other access to web interface
iptables -A INPUT -p tcp --dport 80 -j DROP
iptables -A INPUT -p tcp --dport 443 -j DROP