Auth bypass in Google Android
CVE-2023-21291
In visitUris of Notification.java, there is a possible way to reveal image contents from another user due to a missing permission check. This could lead to local information disclosure 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 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.001 (0.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.9% 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/+/cb6282e8970f4c9db5497889699… (Patch, Mailing List)
- source.android.com/security/bulletin/2023-10-01 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-21291?
- CVE-2023-21291 is a medium-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 5.5/10. Published 2023-10-06.
- How severe is CVE-2023-21291?
- Medium severity. CVSS v3 base score is 5.5 out of 10.