CVE-2022-20145
In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due...
In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due to a protocol downgrade attack. This could lead to remote escalation of privilege if a malicious Wi-Fi AP is used, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-201660636
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
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due to a protocol downgrade attack. This could lead to remote escalation of privilege if a malicious Wi-Fi AP is used, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-201660636
- Record
CVE-2022-20145- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Updated
- 2026-11-02
CVE List No score
In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due to a protocol downgrade attack. This could lead to remote escalation of privilege if a malicious Wi-Fi AP is used, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-201660636
- Record
CVE-2022-20145- Updated
- 2026-11-02
EUVDEUVD-2022-25405 No score
In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due to a protocol downgrade attack. This could lead to remote escalation of privilege if a malicious Wi-Fi AP is used, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-201660636
- Record
EUVD-2022-25405- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9q4r-5p5v-23xq
In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due...
In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due to a protocol downgrade attack. This could lead to remote escalation of privilege if a malicious Wi-Fi AP is used, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-201660636
- Record
GHSA-9q4r-5p5v-23xq- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVASB-A-201660636 No score
In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due to a protocol downgrade attack. This could lead to remote escalation of privilege if a malicious Wi-Fi AP is used, with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-201660636- Updated
- 2026-11-04
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/baseAndroid |
12L-next:0 up to 12L-next:2022-06-01, plus listed versions 12L-next |
12L-next:2022-06-01 |
platform/packages/modules/ConnectivityAndroid |
12L-next:0 up to 12L-next:2022-06-01, plus listed versions 12L-next |
12L-next:2022-06-01 |
platform/frameworks/baseAndroid |
11:0 up to 11:2022-06-01, plus listed versions 11 |
11:2022-06-01 |
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-2022-20145 is a critical vulnerability (CVSS 9.8) in Google Android, published June 1, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 7.21%, the 94th percentile. Fixed in platform/frameworks/base 12L-next:2022-06-01.