CVE-2021-22292 Denial of service in eCNS280
Remote attackers can cause denial of service on Huawei eCNS280 devices by sending specific messages that exhaust system resources.
- 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-2021-22292?
CVE-2021-22292 is a high-severity denial of service vulnerability in eCNS280, published on 6 Feb 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
There is a denial of service (DoS) vulnerability in eCNS280 versions V100R005C00, V100R005C10. Due to a design defect, remote unauthorized attackers send a large number of specific messages to affected devices, causing system resource exhaustion and web application DoS.
Which versions are affected by CVE-2021-22292?
It affects 1 product.
Products include Huawei Ecns280 Firmware.
How do I fix CVE-2021-22292?
No fix has been published for CVE-2021-22292 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-2021-22292 being exploited?
There is no known exploitation of CVE-2021-22292 in the wild and no public exploit code.
Other vulnerabilities in eCNS280
Sources
Also known as GHSA-xpxm-9vvw-pjc3.