VulnerabilityModified
CVE-2023-21337
In InputMethod, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure.
HIGH 7.8EPSS 0.12%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.12%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In InputMethod, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.12% probability · 2th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-203
- Affected
- google/android
- Source
- security@android.com
References
- https://source.android.com/docs/security/bulletin/android-14Release Notes, Vendor Advisory
- https://source.android.com/docs/security/bulletin/android-14Release Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.