Most of Lenovo’s rootkit fiascos are due to lack of vetting bundleware providers though; Huawei is actually unlikely to have a backdoor in their phones. Their 5G infrastructure on the other hand is known to have at least two different potential backdoors designed in such a way that they may just be a chain of unfortunate vulnerabilities. Or not.
Most of Lenovo’s rootkit fiascos are due to lack of vetting bundleware providers though; Huawei is actually unlikely to have a backdoor in their phones. Their 5G infrastructure on the other hand is known to have at least two different potential backdoors designed in such a way that they may just be a chain of unfortunate vulnerabilities. Or not.