Buffer overflow in Android

CVE-2019-2034

In rw_i93_sm_read_ndef of rw_i93.cc, there is a possible out-of-bounds write due to an integer overflow. This could lead to local escalation of privilege in the NFC process with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9. Android ID: A-122035770.

Vulnerability class: Integer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (39.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 39.3% 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-2019-2034: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

  • Android — versions Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9
  • Google Android — versions 7.0, 7.1.1, 7.1.2

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-2034?
CVE-2019-2034 is a high-severity vulnerability in Android, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2019-04-19.
How severe is CVE-2019-2034?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2019-2034 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.