Buffer overflow in Android

CVE-2019-2099

In nfa_rw_store_ndef_rx_buf of nfa_rw_act.cc, there is a possible out-of-bound write due to a missing bounds check. This could lead to local escalation of privilege 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-123583388.

Vulnerability class: Buffer 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: 0.006 (44.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 44.7% 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-2019-2099: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · 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-2019-2099?
CVE-2019-2099 is a high-severity vulnerability in Android, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2019-06-07.
How severe is CVE-2019-2099?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2019-2099 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.