Vulnerability · Published Jun 6, 2022 · Assigned by MediaTek

CVE-2022-21745

High 8.8

In plain English

A high-severity security flaw in MT6761, MT6762, MT6765, MT6768, MT6769, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT6985, MT8167S from MediaTek, Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 34% of all known vulnerabilities).

Severity (CVSS NVD)8.8High

Exploit odds (30 days)0.4%top 65.9% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

In WIFI Firmware, there is a possible memory corruption due to a use after free. This could lead to remote escalation of privilege, when devices are connecting to the attacker-controllable Wi-Fi hotspot, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06468872; Issue ID: ALPS06468872.

Affected products (as reported)

Vendor	Product	Versions
MediaTek, Inc.	MT6761, MT6762, MT6765, MT6768, MT6769, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT6985, MT8167S, MT8168, MT8175, MT8183, MT8185, MT8362A, MT8365, MT8385, MT8667, MT8675, MT8695, MT8696, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8797	Android 10.0, 11.0, 12.0

References

https://corp.mediatek.com/product-security-bulletin/June-2022 x_refsource_MISC