CVE-2019-3419 Denial of service in ZXMP M721 DX
An attacker can cause a denial of service on the ZTE ZXMP M721 by sending specific packets to the management port.
- 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-2019-3419?
CVE-2019-3419 is a medium-severity denial of service vulnerability in ZTE Corporation ZXMP M721 DX, published on 31 Oct 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A security vulnerability exists in a management port in the version of ZTE's ZXMP M721V3.10P01B10_M2NCP. An attacker could exploit this vulnerability to build a link to the device and send specific packets to cause a denial of service.
Which versions are affected by CVE-2019-3419?
It affects 1 product.
Products include Zte Zxmp M721 Dx Firmware.
How do I fix CVE-2019-3419?
No fix has been published for CVE-2019-3419 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-2019-3419 being exploited?
There is no known exploitation of CVE-2019-3419 in the wild and no public exploit code.
Sources
Also known as GHSA-vj52-633x-8xpp.