CVE-2022-20536
In registerBroadcastReceiver of RcsService.java, there is a possible way to change preferred TTY...
In registerBroadcastReceiver of RcsService.java, there is a possible way to change preferred TTY mode due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-235100180
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
In registerBroadcastReceiver of RcsService.java, there is a possible way to change preferred TTY mode due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-235100180
- Record
CVE-2022-20536- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
CVE List
In registerBroadcastReceiver of RcsService.java, there is a possible way to change preferred TTY mode due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-235100180
- Record
CVE-2022-20536- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
EUVDEUVD-2022-25796
In registerBroadcastReceiver of RcsService.java, there is a possible way to change preferred TTY mode due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-235100180
- Record
EUVD-2022-25796- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-7372-32hp-fh8c
In registerBroadcastReceiver of RcsService.java, there is a possible way to change preferred TTY...
In registerBroadcastReceiver of RcsService.java, there is a possible way to change preferred TTY mode due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-235100180
- Record
GHSA-7372-32hp-fh8c- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
OSVPUB-A-235100180 No score
In registerBroadcastReceiver of RcsService.java, there is a possible way to change preferred TTY mode due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
PUB-A-235100180- Updated
- 2026-11-09
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/external/imsAndroid |
13:0 up to 13:2022-12-01, plus listed versions 13 |
13:2022-12-01 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-20536 is a low vulnerability (CVSS 3.3) in Google Android, published December 1, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.11%, the 1st percentile. Fixed in platform/external/ims 13:2022-12-01.