CVE-2021-39807
Last modified
CVE-2021-39807 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In handleNfcStateChanged of SecureNfcEnabler.java, there is a possible way to enable NFC from the Guest account due to a missing permission check. This could lead to local escalation of privilege from the Guest account with no additional execution privileges needed. EPSS estimates a 0.10% chance of exploitation in the next 30 days.
Description
In handleNfcStateChanged of SecureNfcEnabler.java, there is a possible way to enable NFC from the Guest account due to a missing permission check. This could lead to local escalation of privilege from the Guest account with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-209446496
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Android | 10.0 | |
| Android | 11.0 | |
| Android | 12.0 | |
| Android | 12.1 |
References
- https://source.android.com/security/bulletin/2022-04-01Patch, Vendor Advisory
- https://source.android.com/security/bulletin/2022-04-01Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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