CVE-2019-5293 Denial of service in AR120-S, AR1200, AR1200-S, AR150, AR150-S, AR160, AR200, AR200-S, AR2200, AR2200-S, AR3200, AR3600, NetEngine16EX, SRG1300, SRG2300, SRG3300

Medium 6.5 Published 13 Nov 2019 Updated 4 Aug 2024

Remote attackers with operation privileges can cause service abnormalities in Huawei routers by sending specific messages, leading to denial of service.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-5293?

CVE-2019-5293 is a medium-severity denial of service vulnerability in Huawei Ar3200 Firmware, published on 13 Nov 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Some Huawei products have a memory leak vulnerability when handling some messages. A remote attacker with operation privilege could exploit the vulnerability by sending specific messages continuously. Successful exploit may cause some service to be abnormal.

Weakness: CWE-401

Which versions are affected by CVE-2019-5293?

It affects 16 products.

Products include Huawei Ar120-S Firmware, Huawei Ar1200-S Firmware, Huawei Ar1200 Firmware, Huawei Ar150-S Firmware, Huawei Ar150 Firmware, Huawei Ar160 Firmware and 10 more.

How do I fix CVE-2019-5293?

No fix has been published for CVE-2019-5293 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-2019-5293 being exploited?

There is no known exploitation of CVE-2019-5293 in the wild and no public exploit code.

All Huawei Ar3200 Firmware vulnerabilities

Sources

Also known as GHSA-xpg2-54xp-8xmf.