CVE-2021-0320

2021-01-1121:48:05

google_android

www.cve.org

4.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

In is_device_locked and set_device_locked of keystore_keymaster_enforcement.h, there is a possible bypass of lockscreen requirements for keyguard bound keys due to a race condition. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android; Versions: Android-10, Android-11; Android ID: A-169933423.

CNA Affected

[
  {
    "product": "Android",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Android-10"
      },
      {
        "status": "affected",
        "version": "Android-11"
      }
    ]
  }
]

References

source.android.com/security/bulletin/2021-01-01