CVE-2019-5257 Denial of service in AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace AntiDDoS8000;Secospace USG6300;Secospace USG6500;Secospace USG6600;USG6000V;eSpace U1981

Medium 5.5 Published 13 Dec 2019 Updated 4 Aug 2024

An authenticated attacker on the internal network can cause a denial of service by sending crafted messages to Huawei network security devices.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-5257?

CVE-2019-5257 is a medium-severity denial of service vulnerability in Huawei Nip6300 Firmware, published on 13 Dec 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace) have a resource management vulnerability. An attacker who logs in to the board may send crafted messages from the internal network.

Weakness: CWE-120

Which versions are affected by CVE-2019-5257?

It affects 17 products.

Products include Huawei Ap2000 Firmware, Huawei Espace U1981 Firmware, Huawei Ips Firmware, Huawei Ngfw Firmware, Huawei Nip6300 Firmware, Huawei Nip6600 Firmware and 11 more.

How do I fix CVE-2019-5257?

No fix has been published for CVE-2019-5257 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-2019-5257 being exploited?

There is no known exploitation of CVE-2019-5257 in the wild and no public exploit code.

All Huawei Nip6300 Firmware vulnerabilities

Sources

Also known as GHSA-cxp4-hrgq-c25m.