CVE-2023-21272

Name: CVE-2023-21272
Creator: NVD / NIST
Published: 2023-08-14T22:15:12.677+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.17%

Last modified Jun 17, 2026

CVE-2023-21272 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In readFrom of Uri.java, there is a possible bad URI permission grant due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

In readFrom of Uri.java, there is a possible bad URI permission grant due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.17%

6.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Google	Android	11.0
Google	Android	12.0
Google	Android	12.1

References

https://android.googlesource.com/platform/frameworks/base/+/4dea696369a309cf39daa3e94fec7156c290a9c2Broken Link
https://source.android.com/security/bulletin/2023-08-01Patch, Vendor Advisory
https://android.googlesource.com/platform/frameworks/base/+/4dea696369a309cf39daa3e94fec7156c290a9c2Broken Link
https://source.android.com/security/bulletin/2023-08-01Patch, Vendor Advisory

Timeline

Published: Aug 14, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-21272?

How severe is CVE-2023-21272?

CVE-2023-21272 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.

How do I fix CVE-2023-21272?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-21272?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST