Use After Free in Google Android

CVE-2020-0449

In btm_sec_disconnected of btm_sec.cc, there is a possible memory corruption due to a use after free. This could lead to remote code execution in the Bluetooth server with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.0 Android-8.1Android ID: A-162497143

Vulnerability class: Use-After-Free

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.013 (70.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-0449: held from 0.013 to 0.013.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

  • Google Android — versions 8.0, 8.1, 9.0
  • Android — versions Android-9 Android-10 Android-11 Android-8.0 Android-8.1

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-0449?
CVE-2020-0449 is a high-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 8.8/10. Published 2020-11-10.
How severe is CVE-2020-0449?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2020-0449 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.