CVE-2020-1883 Denial of service in NIP6800

Medium 4.9 Published 5 Jun 2020 Updated 4 Aug 2024

High-privilege attackers can cause service abnormalities in Huawei network devices through a memory leak triggered by specific operations.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-1883?

CVE-2020-1883 is a medium-severity denial of service vulnerability in Huawei Nip6800 Firmware, published on 5 Jun 2020. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Huawei products NIP6800;Secospace USG6600;USG9500 have a memory leak vulnerability. An attacker with high privileges exploits this vulnerability by continuously performing specific operations. Successful exploitation of this vulnerability can cause service abnormal.

Weakness: CWE-401

Which versions are affected by CVE-2020-1883?

It affects 3 products.

Products include Huawei Nip6800 Firmware, Huawei Secospace Usg6600 Firmware, Huawei Usg9500 Firmware.

How do I fix CVE-2020-1883?

No fix has been published for CVE-2020-1883 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2020-1883 being exploited?

There is no known exploitation of CVE-2020-1883 in the wild and no public exploit code.

All Huawei Nip6800 Firmware vulnerabilities

Sources

Also known as GHSA-f9q6-fjfw-vhwc.