CVE-2022-29862 : Vulnerability Insights and Analysis
Learn about CVE-2022-29862, an infinite loop vulnerability in OPC UA .NET Standard Stack 1.04.368 that allows remote attackers to cause application hang by crafting messages. Find out the impact, technical details, and mitigation strategies.
An infinite loop in OPC UA .NET Standard Stack 1.04.368 allows a remote attacker to cause the application to hang via a crafted message.
Understanding CVE-2022-29862
This article discusses the impact, technical details, and mitigation strategies related to CVE-2022-29862.
What is CVE-2022-29862?
CVE-2022-29862 describes an infinite loop vulnerability in OPC UA .NET Standard Stack 1.04.368 that can be exploited by a remote attacker to trigger application hanging by sending a specifically crafted message.
The Impact of CVE-2022-29862
This vulnerability can be exploited remotely, potentially leading to denial of service by causing the affected application to become unresponsive.
Technical Details of CVE-2022-29862
Here are the key technical details regarding this CVE:
Vulnerability Description
The vulnerability lies in the OPC UA .NET Standard Stack 1.04.368, allowing attackers to induce an infinite loop by manipulating certain messages.
Affected Systems and Versions
The affected version is 1.04.368 of the OPC UA .NET Standard Stack, with no specific product or vendor information provided.
Exploitation Mechanism
By sending a carefully crafted message, remote attackers can trigger the infinite loop in the OPC UA .NET Standard Stack, causing the application to hang.
Mitigation and Prevention
To mitigate the risks associated with CVE-2022-29862, consider the following steps:
Immediate Steps to Take
- Apply security patches provided by the OPC Foundation promptly.
- Implement network-level defenses to detect and block malicious traffic targeting the vulnerable component.
Long-Term Security Practices
- Regularly update and maintain the OPC UA .NET Standard Stack to the latest secure version.
- Conduct security assessments and penetration testing to identify and address vulnerabilities proactively.
Patching and Updates
Stay informed about security advisories from the OPC Foundation and apply patches and updates as soon as they are available to safeguard against known vulnerabilities.