Vulnerability in Google Android

CVE-2023-21097

In toUriInner of Intent.java, there is a possible way to launch an arbitrary activity due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-261858325

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (8.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 8.8% 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-2023-21097: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Google Android — versions 11.0, 12.0, 12.1
  • Android — versions Android-11 Android-12 Android-12L Android-13

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-21097?
CVE-2023-21097 is a high-severity vulnerability in Google Android, classified under Externally Controlled Reference to a Resource in Another Sphere. CVSS score: 7.8/10. Published 2023-04-19.
How severe is CVE-2023-21097?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2023-21097 known to be exploited?
6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.