CVE-2019-5248 : Security Advisory and Response

The CloudEngine 12800 is vulnerable to a Denial of Service (DoS) attack due to a memory leak triggered by specific packets, allowing attackers to disrupt the target device.

Understanding CVE-2019-5248

This CVE involves a DoS vulnerability in the CloudEngine 12800, potentially leading to service disruption.

What is CVE-2019-5248?

The vulnerability in CloudEngine 12800 allows attackers to exploit a memory leak by flooding the device with specific packets, leading to DoS attacks.

The Impact of CVE-2019-5248

The vulnerability enables attackers to disrupt services on the target device by exploiting the memory leak caused by specific packet floods.

Technical Details of CVE-2019-5248

The technical aspects of the vulnerability in CloudEngine 12800.

Vulnerability Description

The vulnerability allows neighboring devices to trigger a memory leak by sending specific packets.
This memory leak can be exploited by attackers to conduct DoS attacks on the target device.

Affected Systems and Versions

Affected Product: CloudEngine 12800
Vulnerable Versions: V200R001C00SPC600, V200R001C00SPC700, V200R002C01, V200R002C50SPC800, V200R002C50SPC800PWE

Exploitation Mechanism

Attackers flood the device with specific packets, causing a memory leak when processed.
The memory leak can be leveraged to execute DoS attacks on the target device.

Mitigation and Prevention

Steps to mitigate and prevent the exploitation of CVE-2019-5248.

Immediate Steps to Take

Apply vendor-provided patches or updates to address the vulnerability.
Implement network-level protections to filter out malicious packets.

Long-Term Security Practices

Regularly monitor network traffic for anomalies that may indicate DoS attacks.
Conduct security assessments and penetration testing to identify and address vulnerabilities.

Patching and Updates

Stay informed about security advisories from the vendor.
Promptly apply patches and updates to ensure the security of the CloudEngine 12800.