CVE-2019-10928 : Security Advisory and Response
Discover the security issue in SCALANCE SC-600 V2.0. Learn how an attacker with authenticated access to port 22/tcp and physical device access can execute unauthorized commands, impacting confidentiality, integrity, and availability.
A security issue has been discovered in version 2.0 of the SCALANCE SC-600. An attacker with authenticated access to port 22/tcp and physical access to the device can manipulate it to execute unauthorized commands, posing risks to confidentiality, integrity, and availability.
Understanding CVE-2019-10928
This CVE identifies a vulnerability in the SCALANCE SC-600 (V2.0) that allows an attacker to execute arbitrary commands on the device.
What is CVE-2019-10928?
- The vulnerability in SCALANCE SC-600 (V2.0) enables an authenticated attacker with physical access to trigger the device to execute unauthorized commands.
- The security flaw impacts the confidentiality, integrity, and availability of the affected device.
The Impact of CVE-2019-10928
- An attacker can exploit this vulnerability without any user interaction, potentially compromising the device's security.
Technical Details of CVE-2019-10928
This section provides detailed technical information about the vulnerability.
Vulnerability Description
- CWE-703: Improper Check or Handling of Exceptional Conditions
- An attacker with authenticated access to port 22/tcp and physical access to the SCALANCE SC-600 (V2.0) can manipulate the device to execute unauthorized commands.
Affected Systems and Versions
- Product: SCALANCE SC-600
- Vendor: Siemens AG
- Version: V2.0
Exploitation Mechanism
- The attacker needs authenticated access to port 22/tcp and physical access to the device to exploit this vulnerability.
Mitigation and Prevention
Protecting systems from CVE-2019-10928 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Restrict physical access to the SCALANCE SC-600 device to authorized personnel only.
- Monitor and restrict access to port 22/tcp to prevent unauthorized manipulation.
Long-Term Security Practices
- Implement strong authentication mechanisms to control access to the device.
- Regularly update and patch the device to mitigate known vulnerabilities.
Patching and Updates
- Apply security patches provided by Siemens AG to address the vulnerability in SCALANCE SC-600 (V2.0).