CVE-2021-0517
In updateCapabilities of ConnectivityService.java, there is a possible incorrect network state...
In updateCapabilities of ConnectivityService.java, there is a possible incorrect network state determination due to a logic error in the code. This could lead to biasing of networking tasks to occur on non-VPN networks, which could lead to remote information disclosure, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-179053823
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
In updateCapabilities of ConnectivityService.java, there is a possible incorrect network state determination due to a logic error in the code. This could lead to biasing of networking tasks to occur on non-VPN networks, which could lead to remote information disclosure, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-179053823
- Record
CVE-2021-0517- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-670
- Updated
- 2026-11-02
CVE List No score
In updateCapabilities of ConnectivityService.java, there is a possible incorrect network state determination due to a logic error in the code. This could lead to biasing of networking tasks to occur on non-VPN networks, which could lead to remote information disclosure, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-179053823
- Record
CVE-2021-0517- Updated
- 2026-11-02
EUVDEUVD-2021-3136 No score
In updateCapabilities of ConnectivityService.java, there is a possible incorrect network state determination due to a logic error in the code. This could lead to biasing of networking tasks to occur on non-VPN networks, which could lead to remote information disclosure, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-179053823
- Record
EUVD-2021-3136- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4g58-p6wm-2vf3 No score
In updateCapabilities of ConnectivityService.java, there is a possible incorrect network state...
In updateCapabilities of ConnectivityService.java, there is a possible incorrect network state determination due to a logic error in the code. This could lead to biasing of networking tasks to occur on non-VPN networks, which could lead to remote information disclosure, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-179053823
- Record
GHSA-4g58-p6wm-2vf3- Weakness
- CWE-670
- Updated
- 2026-11-02
OSVASB-A-179053823 No score
In updateCapabilities of ConnectivityService.java, there is a possible incorrect network state determination due to a logic error in the code. This could lead to biasing of networking tasks to occur on non-VPN networks, which could lead to remote information disclosure, with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-179053823- Updated
- 2026-11-09
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/baseAndroid |
11:0 up to 11:2021-06-01, plus listed versions 11 |
11:2021-06-01 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-0517 is a high vulnerability (CVSS 7.5) in Google Android, published June 1, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.80%, the 56th percentile. Fixed in platform/frameworks/base 11:2021-06-01.