Auth bypass in Google Android
CVE-2023-21244
In visitUris of Notification.java, there is a possible bypass of user profile boundaries due to a missing permission check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.001 (2.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
- Google Android — versions 12, 11.0, 11
Weakness classification (CWE)
References
- android.googlesource.com/platform/frameworks/base/+/3a448067ac9ebdf669951e90678… (Patch, Mailing List)
- android.googlesource.com/platform/frameworks/base/+/20aedba4998373addc2befcc455… (Patch, Mailing List)
- android.googlesource.com/platform/frameworks/base/+/5a3d0c131175d923cf35c7beb3e… (Patch, Mailing List)
- source.android.com/security/bulletin/2023-10-01 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-21244?
- CVE-2023-21244 is a medium-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 6.7/10. Published 2023-10-06.
- How severe is CVE-2023-21244?
- Medium severity. CVSS v3 base score is 6.7 out of 10.