Vulnerability · Published Jul 12, 2023 · Assigned by google_android
CVE-2023-20918
Critical 9.8
In plain English
A critical-severity XML external entity in Android from Google. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)0.8%top 44.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Public PoC
Official description
In getPendingIntentLaunchFlags of ActivityOptions.java, there is a possible elevation of privilege due to a confused deputy with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected products (as reported)
Weakness: CWE-611
References
- https://android.googlesource.com/platform/frameworks/base/+/16c604aa7c253ce5cf075368a258c0b21386160d
- https://android.googlesource.com/platform/frameworks/base/+/8418e3a017428683d173c0c82b0eb02d5b923a4e
- https://android.googlesource.com/platform/frameworks/base/+/51051de4eb40bb502db448084a83fd6cbfb7d3cf
- https://source.android.com/security/bulletin/2023-07-01