Auth bypass in Google Android
CVE-2021-0388
In onReceive of ImsPhoneCallTracker.java, there is a possible misattribution of data usage due to an incorrect broadcast handler. This could lead to local escalation of privilege resulting in attributing video call data to the wrong app, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-162741489
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.001 (2.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.0% 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 11.0
- Android — versions Android-11
Weakness classification (CWE)
References
- source.android.com/security/bulletin/pixel/2021-03-01 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-0388?
- CVE-2021-0388 is a high-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 7.8/10. Published 2021-03-10.
- How severe is CVE-2021-0388?
- High severity. CVSS v3 base score is 7.8 out of 10.