Learn about CVE-2020-1876, an out-of-bounds write vulnerability in Huawei NIP6800, Secospace USG6600, and USG9500 devices. Understand the impact, affected systems, exploitation details, and mitigation steps.
A vulnerability has been identified in NIP6800, Secospace USG6600, and USG9500 devices with specific versions, potentially allowing an unauthenticated attacker to trigger a process reboot.
Understanding CVE-2020-1876
This CVE involves an out-of-bounds write vulnerability in certain Huawei devices.
What is CVE-2020-1876?
CVE-2020-1876 is an out-of-bounds write vulnerability found in NIP6800, Secospace USG6600, and USG9500 products with specific software versions. Attackers can exploit this issue to reboot the affected process by sending malicious packets.
The Impact of CVE-2020-1876
The vulnerability can lead to denial of service on the affected devices, potentially disrupting their normal operation and causing service downtime.
Technical Details of CVE-2020-1876
This section delves into the specifics of the vulnerability in terms of affected systems, exploitation mechanisms, and mitigation strategies.
Vulnerability Description
The vulnerability in NIP6800, Secospace USG6600, and USG9500 involves an out-of-bounds write issue triggered by malformed packets with specific parameters.
Affected Systems and Versions
Exploitation Mechanism
Mitigation and Prevention
When dealing with CVE-2020-1876, it is vital to take immediate and long-term security measures to safeguard systems.
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates