VulnerabilityModified
CVE-2023-21269
In startActivityInner of ActivityStarter.java, there is a possible way to launch an activity into PiP mode from the background due to BAL bypass.
HIGH 7.8EPSS 0.09%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.09%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In startActivityInner of ActivityStarter.java, there is a possible way to launch an activity into PiP mode from the background due to BAL bypass. 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
- 0.09% probability · 0th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-269, CWE-266
- Affected
- google/android
- Source
- security@android.com
References
- https://android.googlesource.com/platform/frameworks/base/+/70ec64dc5a2a816d6aa324190a726a85fd749b30Patch
- https://source.android.com/security/bulletin/2023-08-01Patch, Vendor Advisory
- https://android.googlesource.com/platform/frameworks/base/+/70ec64dc5a2a816d6aa324190a726a85fd749b30Patch
- https://source.android.com/security/bulletin/2023-08-01Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.