CVE-2019-5159 : Exploit Details and Defense Strategies
Learn about CVE-2019-5159, a vulnerability in WAGO e!COCKPIT automation software v1.6.0.7 allowing attackers to exploit improper input validation, potentially leading to code execution. Find mitigation steps and preventive measures.
A vulnerability in the firmware update feature of WAGO e!COCKPIT automation software v1.6.0.7 allows attackers to exploit improper input validation, potentially leading to code execution.
Understanding CVE-2019-5159
This CVE involves a security flaw in the firmware update functionality of WAGO e!COCKPIT software version 1.6.0.7.
What is CVE-2019-5159?
- The vulnerability allows attackers to write files to any desired location on WAGO controllers during the firmware update process.
- Attackers can create a customized firmware update file to exploit the improper input validation.
- By crafting a malicious firmware update package file using any zip utility, attackers can execute code on the targeted system.
The Impact of CVE-2019-5159
- Successful exploitation of this vulnerability can result in unauthorized file writing and potential code execution on WAGO controllers.
Technical Details of CVE-2019-5159
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
- An exploitable improper input validation vulnerability exists in the firmware update functionality of WAGO e!COCKPIT automation software v1.6.0.7.
- Attackers can write arbitrary files to arbitrary locations on WAGO controllers during a firmware update, leading to potential code execution.
Affected Systems and Versions
- Product: WAGO e!COCKPIT
- Vendor: Wago
- Version: 1.6.0.7
Exploitation Mechanism
- Attackers create a malicious firmware update package file using any zip utility.
- The user must select the malicious wup file through the file browser in e!COCKPIT to trigger the vulnerability.
Mitigation and Prevention
Protecting systems from CVE-2019-5159 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Avoid initiating firmware updates with untrusted or unknown files.
- Regularly monitor for any unauthorized changes or file writes on WAGO controllers.
Long-Term Security Practices
- Implement network segmentation to isolate critical systems from potential attacks.
- Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
Patching and Updates
- Apply patches and updates provided by WAGO to address the vulnerability and enhance system security.