Auth bypass in Samsung Android
CVE-2024-20816
Improper authentication vulnerability in onCharacteristicWriteRequest in Auto Hotspot prior to SMR Feb-2024 Release 1 allows adjacent attackers connect to victim's mobile hotspot without user awareness.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (28.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Samsung Android — versions 11.0, 12.0, 13.0
- Samsung Mobile Devices — versions SMR Feb-2024 Release in Android 11, 12, 13, 14
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)
Frequently asked questions
- What is CVE-2024-20816?
- CVE-2024-20816 is a high-severity vulnerability in Samsung Android, classified under Improper Authentication. CVSS score: 8.0/10. Published 2024-02-06.
- How severe is CVE-2024-20816?
- High severity. CVSS v3 base score is 8.0 out of 10.
- Is CVE-2024-20816 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.