01 Record
CVE-2021-39794
In broadcastPortInfo of AdbService.java, there is a possible way for apps to run code as the shell user, if wireless debugging is enabled, due to a missing permission check. This could lead to local
UnratedPUBLISHEDCNA: google_android
CNA base scoreUnratedNo CNA CVSS vector
02 Description
In broadcastPortInfo of AdbService.java, there is a possible way for apps to run code as the shell user, if wireless debugging is enabled, due to a missing permission check. This could lead to local
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.35% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 28.7% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2022-04-12 16:11Z4 YR AGO
- Last updated
- 2024-08-04 02:20Z2 YR AGO
- Reserved
- 2021-08-23
- Assigning CNA
- google_android
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-276Incorrect Default PermissionsBase
- Data version
- 5.1
- Document digest
- 48dc0c9fcdd92a4f1b08e7adae5c0e5b16b702da0d92136ef44ec1a9be3c9b17
05 Affected products
VendorProductVersionsPlatforms
06 References
- source.android.comhttps://source.android.com/security/bulletin/2022-04-01