CVE-2023-35674
Android Framework Privilege Escalation Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 4 October 2023). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
In onCreate of WindowState.java, there is a possible way to launch a background activity due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.78% probability · 86th percentile
- CISA KEV
- Listed 13 September 2023 · due 4 October 2023
- Weakness
- CWE-269
- Affected
- google/android
- Source
- security@android.com
CISA notes
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. https://source.android.com/docs/security/bulletin/2023-09-01; https://nvd.nist.gov/vuln/detail/CVE-2023-35674
References
- https://android.googlesource.com/platform/frameworks/base/+/7428962d3b064ce1122809d87af65099d1129c9ePatch
- https://source.android.com/security/bulletin/2023-09-01Patch, Vendor Advisory
- https://android.googlesource.com/platform/frameworks/base/+/7428962d3b064ce1122809d87af65099d1129c9ePatch
- https://source.android.com/security/bulletin/2023-09-01Patch, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-35674Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.