CVE-2020-9105 Memory corruption in Taurus-AN00B

Medium 6.7 Published 9 Oct 2020 Updated 4 Aug 2024

Attackers can exploit insufficient input validation to access and modify device memory, potentially causing service abnormalities on Huawei devices.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-9105?

CVE-2020-9105 is a medium-severity memory corruption vulnerability in Taurus-AN00B, published on 9 Oct 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Taurus-AN00B versions earlier than 10.1.0.156(C00E155R7P2) have an insufficient input validation vulnerability. Due to the input validation logic is incorrect, an attacker can exploit this vulnerability to access and modify the memory of the device by doing a series of operations. Successful exploit may cause the service abnormal.

Weakness: CWE-20

Which versions are affected by CVE-2020-9105?

It affects 1 product.

Products include Huawei Taurus-An00b Firmware.

How do I fix CVE-2020-9105?

No fix has been published for CVE-2020-9105 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-2020-9105 being exploited?

There is no known exploitation of CVE-2020-9105 in the wild and no public exploit code.

Sources

Also known as GHSA-vvgf-f82h-v9cv.