CVE-2019-18994 : Exploit Details and Defense Strategies
Discover the impact of CVE-2019-18994 affecting ABB PB610 Panel Builder 600. Learn about the vulnerability, affected versions, and mitigation steps to secure your systems.
The HMIStudio component of ABB PB610 Panel Builder 600 versions 2.8.0.424 and earlier is vulnerable to a crash when loading an empty *.JPR application file, potentially allowing attackers to manipulate the application.
Understanding CVE-2019-18994
This CVE involves a vulnerability in the HMIStudio component of ABB PB610 Panel Builder 600.
What is CVE-2019-18994?
The vulnerability in ABB PB610 Panel Builder 600 allows attackers to cause malfunctions, such as denial of service, by exploiting a lack of file length check.
The Impact of CVE-2019-18994
The impact of this vulnerability is rated as low severity with a CVSS base score of 3.9. It requires local access and user interaction, potentially leading to application crashes and service disruptions.
Technical Details of CVE-2019-18994
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The HMIStudio component crashes when attempting to load an empty *.JPR application file due to the absence of a file length check, enabling potential manipulation by attackers.
Affected Systems and Versions
- Product: ABB PB610 Panel Builder 600
- Vendor: ABB
- Versions Affected: <= 2.8.0.424
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Local
- Privileges Required: Low
- User Interaction: Required
- Scope: Unchanged
- Impact: Low impact on availability, confidentiality, and integrity
Mitigation and Prevention
Protecting systems from CVE-2019-18994 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply vendor-supplied patches promptly
- Restrict access to critical systems
- Monitor for any unusual file system activities
Long-Term Security Practices
- Regularly update and patch software
- Conduct security training for users and administrators
- Implement file length checks in applications
Patching and Updates
- Refer to the vendor's security advisory for patch availability
- Regularly check for updates and apply them to mitigate the vulnerability