Phones Powered by Unisoc SoCs Vulnerable to Remote Hacker Attacks: Check Point Research

Cellphones powered by Unisoc chips are discovered to be susceptible to a difficulty that might enable attackers to remotely block communication. Cybersecurity evaluation agency Examine Level Analysis on Thursday introduced that it recognized a vulnerability within the Unisoc modem that might impression communication. The problem exists within the modem firmware and impacts 4G and 5G Unisoc chipsets, in accordance with the agency. Unisoc acknowledged the vulnerability and regarded it of essential nature, giving a 9.4 rating out of 10.

Examine Level Analysis mentioned in its report that the essential vulnerability, which is tracked as CVE-2022-20210, was found whereas scanning Non-Entry Stratum (NAS) message handlers. Utilizing a malformed packet, the problem might enable a hacker or a army unit to disrupt the radio communication of a tool.

The researcher at Examine Level Analysis was in a position to detect the vulnerability on the Unisoc T700 chip-based Motorola Moto G20 with the Android January 2022 safety patch. Nonetheless, the problem shouldn’t be restricted to a specific Unisoc SoC mannequin or a particular cellphone.

“We discovered a vulnerability within the Unisoc modem in-built 11 p.c of smartphones,” mentioned Slava Makkaveev, Reverse Engineering and Safety Analysis lawyer at Examine Level Software program, in a ready assertion. “An attacker might have used a radio station to ship a malformed packet that may reset the modem, depriving the consumer of the potential for communication. Left unpatched, mobile communication could be blocked by an attacker.”

Makkaveev added that the vulnerability was discovered within the Unisoc modem firmware and never within the Android working system itself.

Examine Level Analysis disclosed its findings to Unisoc in Might. The Shanghai-based chipmaker acknowledged the vulnerability upon the receipt of disclosure and issued a patch.

Nonetheless, the repair has not but reached customers. Google mentioned that will probably be publishing the given patch within the upcoming Android Safety bulletin, the analysis agency famous.

Examine Level Analysis urges customers to all the time replace their cell phones to the most recent software program model out there.

Unisoc, beforehand often called Spreadtrum, has been getting larger available in the market of smartphone chipmakers for the previous couple of months.

In response to a latest report by market analysis agency Counterpoint, the share of Unisoc grew to 47 p.c within the first quarter of the yr from 20 p.c in the identical quarter final yr. It additionally gave a troublesome struggle to MediaTek that struggled with provide constraints for 4G chips.

Firms together with Samsung, Motorola, and Realme are utilizing Unisoc SoCs of their funds telephones.


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