Vulnerability · Published Aug 14, 2023 · Assigned by google_android
CVE-2023-21267
Medium 5.5
In plain English
A medium-severity information exposure in Android from Google. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.1%top 98.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
In multiple functions of KeyguardViewMediator.java, there is a possible way to bypass lockdown mode with screen pinning due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected products (as reported)
Weakness: CWE-200
References
- https://android.googlesource.com/platform/frameworks/base/+/cecddcd865f72d76f7aacb1cf4479365847299f9
- https://android.googlesource.com/platform/frameworks/base/+/cb7e9c7549a2a076ec00db15e3da0d21b31b0b1c
- https://android.googlesource.com/platform/frameworks/base/+/e205cd30e91d8eeadf562140c34c306ebf7d6394
- https://source.android.com/security/bulletin/2024-04-01