CVE-2021-22292 : Vulnerability Insights and Analysis
Learn about CVE-2021-22292, a denial of service vulnerability in Huawei eCNS280 V100R005C00, V100R005C10. Discover impact, technical details, and mitigation steps.
A denial of service vulnerability has been identified in eCNS280 versions V100R005C00 and V100R005C10. Attackers can exploit this flaw by sending a large volume of specific messages to the affected devices, leading to system resource exhaustion and a web application denial of service.
Understanding CVE-2021-22292
This CVE-2021-22292 advisory describes a vulnerability in Huawei's eCNS280 devices, allowing remote unauthorized attackers to disrupt system availability.
What is CVE-2021-22292?
The CVE-2021-22292 vulnerability refers to a design defect in eCNS280 versions V100R005C00 and V100R005C10, enabling attackers to launch denial of service attacks.
The Impact of CVE-2021-22292
Exploitation of CVE-2021-22292 can result in system resource exhaustion and a denial of service condition in the web application, affecting availability and performance.
Technical Details of CVE-2021-22292
This section provides detailed technical insights into the vulnerability, including its description, affected systems, versions, and exploitation mechanism.
Vulnerability Description
The vulnerability allows remote unauthorized attackers to disrupt eCNS280 devices by flooding them with specific messages, causing resource exhaustion and a denial of service.
Affected Systems and Versions
eCNS280 devices running versions V100R005C00 and V100R005C10 are impacted by this denial of service vulnerability.
Exploitation Mechanism
Attackers can exploit this flaw by sending a high volume of specific messages to the targeted eCNS280 devices, overwhelming the system and causing a denial of service condition.
Mitigation and Prevention
In the wake of this vulnerability, it is crucial to take immediate steps and adopt long-term security measures to mitigate risks and safeguard systems.
Immediate Steps to Take
Network administrators should consider implementing filters to block malicious traffic targeting eCNS280 devices and monitor for any signs of unusual activity.
Long-Term Security Practices
Regular security assessments, timely patching of vulnerabilities, and continuous monitoring are essential for maintaining a secure environment and preventing potential attacks.
Patching and Updates
Users are advised to apply patches and updates from Huawei to address the vulnerability in affected eCNS280 versions V100R005C00 and V100R005C10.