Critical UNISOC Chip Vulnerability Affects Millions of Android Smartphones
Jun 02, 2022
A critical security flaw has been uncovered in UNISOC's smartphone chipset that could be potentially weaponized to disrupt a smartphone's radio communications through a malformed packet. "Left unpatched, a hacker or a military unit can leverage such a vulnerability to neutralize communications in a specific location," Israeli cybersecurity company Check Point said in a report shared with The Hacker News. "The vulnerability is in the modem firmware, not in the Android OS itself." UNISOC, a semiconductor company based in Shanghai, is the world's fourth-largest mobile processor manufacturer after Mediatek, Qualcomm, and Apple, accounting for 10% of all SoC shipments in Q3 2021, according to Counterpoint Research . The now-patched issue has been assigned the identifier CVE-2022-20210 and is rated 9.4 out of 10 for severity on the CVSS vulnerability scoring system. In a nutshell, the vulnerability — discovered following a reverse-engineering of UNISOC...