CVE-2020-9067 Memory corruption in SmartAX EA5800
A buffer overflow in Huawei OLT devices allows remote attackers to execute arbitrary code on the affected network equipment.
- 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-2020-9067?
CVE-2020-9067 is a high-severity memory corruption vulnerability in SmartAX EA5800, published on 2 Apr 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
There is a buffer overflow vulnerability in some Huawei products. The vulnerability can be exploited by an attacker to perform remote code execution on the affected products when the affected product functions as an optical line terminal (OLT). Affected product versions include:SmartAX MA5600T versions V800R013C10, V800R015C00, V800R015C10, V800R017C00, V800R017C10, V800R018C00, V800R018C10; SmartAX MA5800 versions V100R017C00, V100R017C10, V100R018C00, V100R018C10, V100R019C10; SmartAX EA5800 versions V100R018C00, V100R018C10, V100R019C10.
Weakness: CWE-120
Which versions are affected by CVE-2020-9067?
It affects 3 products.
Products include Huawei Smartax Ea5800 Firmware, Huawei Smartax Ma5600t Firmware, Huawei Smartax Ma5800 Firmware.
How do I fix CVE-2020-9067?
No fix has been published for CVE-2020-9067 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-9067 being exploited?
There is no known exploitation of CVE-2020-9067 in the wild and no public exploit code.
Sources
Also known as GHSA-g4g6-2v6v-6j9q.