Buffer overflow in Google Android

CVE-2021-0312

In WAVSource::read of WAVExtractor.cpp, there is a possible out of bounds write due to an integer overflow. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.1, Android-9, Android-10, Android-11, Android-8.0; Android ID: A-170583712.

Vulnerability class: Integer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.011 (64.3th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.3% 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-2021-0312: held from 0.011 to 0.011.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

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

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-0312?
CVE-2021-0312 is a medium-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 6.5/10. Published 2021-01-11.
How severe is CVE-2021-0312?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2021-0312 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.