CVE-2019-18337 : Vulnerability Insights and Analysis
Critical CVE-2019-18337 in Siemens Control Center Server (CCS) allows remote attackers to bypass authentication, potentially accessing user passwords. Learn about impact, mitigation, and prevention.
Control Center Server (CCS) by Siemens allows authentication bypass, potentially exposing user passwords.
Understanding CVE-2019-18337
An issue in Control Center Server (CCS) versions prior to V1.5.0 could lead to unauthorized access to user data.
What is CVE-2019-18337?
The vulnerability in CCS enables remote attackers to bypass authentication, accessing user passwords in cleartext.
The Impact of CVE-2019-18337
- Critical severity with a CVSS base score of 9.8
- Potential unauthorized access to CCS user database
- Risk of password exposure
Technical Details of CVE-2019-18337
Control Center Server (CCS) vulnerability details.
Vulnerability Description
- XML-based communication protocol flaw
- Default ports 5444/tcp and 5440/tcp affected
- Authentication bypass issue
Affected Systems and Versions
- Vendor: Siemens
- Product: Control Center Server (CCS)
- Affected Versions: All versions < V1.5.0
Exploitation Mechanism
- Remote attacker with network access
- Gain unauthorized access to user database
- Retrieve user passwords in obfuscated cleartext
Mitigation and Prevention
Steps to address and prevent the vulnerability.
Immediate Steps to Take
- Apply vendor-supplied patches
- Restrict network access to CCS
- Monitor for unauthorized access
Long-Term Security Practices
- Regularly update CCS software
- Implement strong password policies
- Conduct security audits
Patching and Updates
- Update CCS to version V1.5.0 or newer
- Follow vendor recommendations for secure configuration