CVE-2020-9094 Denial of service in CloudEngine 12800
Attackers can cause denial of service on Huawei CloudEngine switches by sending malicious packets that trigger an out-of-bounds read.
- 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-2020-9094?
CVE-2020-9094 is a high-severity denial of service vulnerability in Huawei CloudEngine 12800, published on 29 Dec 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
There is an out of bound read vulnerability in some verisons of Huawei CloudEngine product. A module does not deal with specific message properly. Attackers can exploit this vulnerability by sending malicious packet. This can lead to denial of service.
Weakness: CWE-125
Which versions are affected by CVE-2020-9094?
It affects 4 products.
Products include Huawei Cloudengine 12800 Firmware, Huawei Cloudengine 5800 Firmware, Huawei Cloudengine 6800 Firmware, Huawei Cloudengine 7800 Firmware.
How do I fix CVE-2020-9094?
No fix has been published for CVE-2020-9094 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-2020-9094 being exploited?
There is no known exploitation of CVE-2020-9094 in the wild and no public exploit code.
Other vulnerabilities in Huawei CloudEngine 12800
- CVE-2016-6178 Other in n/a
- CVE-2020-9207 Auth bypass in CloudEngine 12800
- CVE-2021-40008 Denial of service in CloudEngine 12800;CloudEngine 5800;CloudEngine 6800;CloudEngine 7800
- CVE-2021-22328 Denial of service in CloudEngine 12800;CloudEngine 5800;CloudEngine 6800;CloudEngine 7800
- CVE-2021-22332 Use after free in CloudEngine 12800;CloudEngine 5800;CloudEngine 6800;CloudEngine 7800
Sources
Also known as GHSA-fwj9-5x88-wxr5.