CVE-2021-39635
ims_ex is a vendor system service used to manage VoLTE in unisoc devices，But it does not verify the caller's permissions，so that normal apps (No phone permissions) can obtain some VoLTE sensitive information and manage VoLTE calls.Product:…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.50%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
ims_ex is a vendor system service used to manage VoLTE in unisoc devices，But it does not verify the caller's permissions，so that normal apps (No phone permissions) can obtain some VoLTE sensitive information and manage VoLTE calls.Product: AndroidVersions: Android SoCAndroid ID: A-206492634
- CVSS 3.1
- 9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- EPSS
- 0.50% probability · 41th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-276
- Affected
- google/android
- Source
- security@android.com
References
- https://source.android.com/security/bulletin/2022-02-01Vendor Advisory
- https://source.android.com/security/bulletin/2022-02-01Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.