CVE-2019-9012 : Vulnerability Insights and Analysis
Learn about CVE-2019-9012, a vulnerability in CODESYS V3 products leading to denial-of-service attacks. Find out affected systems, exploitation details, and mitigation steps.
A vulnerability has been identified in 3S-Smart CODESYS V3 products that can lead to a denial-of-service situation.
Understanding CVE-2019-9012
What is CVE-2019-9012?
An intentionally created communication request can cause uncontrolled memory allocations in CODESYS V3 products, resulting in a denial-of-service scenario. This vulnerability affects various CODESYS V3 products.
The Impact of CVE-2019-9012
The vulnerability can be exploited to trigger denial-of-service attacks on affected CODESYS V3 products, potentially disrupting operations and services.
Technical Details of CVE-2019-9012
Vulnerability Description
A crafted communication request in CODESYS V3 products can lead to uncontrolled memory allocations, creating a denial-of-service condition.
Affected Systems and Versions
- All versions of CODESYS V3 products up to v3.5.14.20 are impacted
- Affected products include CODESYS Control for BeagleBone, emPC-A/iMX6, IOT2000, Linux, PFC100, PFC200, Raspberry Pi, V3 Runtime System Toolkit, Gateway V3, and Development System
Exploitation Mechanism
The vulnerability is triggered by intentionally crafted communication requests, causing uncontrolled memory allocations and leading to denial-of-service.
Mitigation and Prevention
Immediate Steps to Take
- Apply vendor-provided patches and updates promptly
- Monitor network traffic for any suspicious activity
- Implement network segmentation to limit the impact of potential attacks
Long-Term Security Practices
- Regularly update and patch CODESYS V3 products
- Conduct security assessments and penetration testing to identify vulnerabilities
Patching and Updates
- Ensure all CODESYS V3 products are updated to version v3.5.14.20 or later to mitigate the vulnerability