CVE-2021-39635
CVSS V2 High 9.4
CVSS V3 Critical 9.1
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
Overview
- CVE ID
- CVE-2021-39635
- Assigner
- security@android.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-02-11T18:15:10
- Last Modified Date
- 2023-03-01T18:59:49
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:google:android:-:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:C/I:C/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- NONE
- Base Score
- 9.4
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 9.2
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 9.1
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.2
References
| Reference URL | Reference Tags |
|---|---|
| https://source.android.com/security/bulletin/2022-02-01 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-39635 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39635 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:32:42 | Added to TrackCVE | |||
| 2022-12-06 09:29:50 | 2022-02-11T18:15Z | 2022-02-11T18:15:10 | CVE Published Date | updated |
| 2022-12-06 09:29:50 | 2022-07-22T10:48:05 | CVE Modified Date | updated | |
| 2022-12-06 09:29:50 | Analyzed | Vulnerability Status | updated | |
| 2023-01-25 02:12:16 | 2023-01-25T01:57:57 | CVE Modified Date | updated | |
| 2023-01-25 02:12:16 | Analyzed | Modified | Vulnerability Status | updated |
| 2023-01-26 12:12:57 | Modified | Undergoing Analysis | Vulnerability Status | updated |
| 2023-03-01 19:12:29 | 2023-03-01T18:59:49 | CVE Modified Date | updated | |
| 2023-03-01 19:12:30 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |