Privilege escalation in Google Android
CVE-2023-21272
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
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 (6.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Google Android — versions 12, 11.0, 11
Weakness classification (CWE)
Public proof-of-concept exploits
References
- android.googlesource.com/platform/frameworks/base/+/4dea696369a309cf39daa3e94fe… (Broken Link)
- source.android.com/security/bulletin/2023-08-01 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-21272?
- CVE-2023-21272 is a high-severity vulnerability in Google Android, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2023-08-14.
- How severe is CVE-2023-21272?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2023-21272 known to be exploited?
- 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.