CVE-2014-3221 Denial of service in Eudemon8000E V200R001C01SPC800 and earlier versions
An attacker can cause a denial of service on Huawei Eudemon8000E firewalls by sending specially crafted TCP packets, preventing legitimate users from logging in.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2014-3221?
CVE-2014-3221 is a high-severity denial of service vulnerability in Eudemon8000E V200R001C01SPC800 and earlier versions, published on 2 Apr 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Huawei Eudemon8000E firewall with software V200R001C01SPC800 and earlier versions allows users to log in to the device using Telnet or SSH. When an attacker sends to the device a mass of TCP packets with special structure, the logging process becomes slow and users may be unable to log in to the device.
Weakness: CWE-399
Which versions are affected by CVE-2014-3221?
It affects 1 product.
Products include Huawei Eudemon8000e Firmware.
How do I fix CVE-2014-3221?
No fix has been published for CVE-2014-3221 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-2014-3221 being exploited?
There is no known exploitation of CVE-2014-3221 in the wild and no public exploit code.
Sources
Also known as GHSA-6c26-324h-g982.