CVE-2023-20933
In several functions of MediaCodec.cpp, there is a possible way to corrupt memory due to a use...
In several functions of MediaCodec.cpp, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-245860753
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
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In several functions of MediaCodec.cpp, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-245860753
- Record
CVE-2023-20933- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
CVE List
In several functions of MediaCodec.cpp, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-245860753
- Record
CVE-2023-20933- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
EUVDEUVD-2023-25101
In several functions of MediaCodec.cpp, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-245860753
- Record
EUVD-2023-25101- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-c5qr-f44w-v792
In several functions of MediaCodec.cpp, there is a possible way to corrupt memory due to a use...
In several functions of MediaCodec.cpp, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-245860753
- Record
GHSA-c5qr-f44w-v792- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
OSVASB-A-245860753 No score
In several functions of MediaCodec.cpp, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-245860753- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/avAndroid |
10:0 up to 10:2023-02-01, plus listed versions 10 |
10:2023-02-01 |
platform/frameworks/avAndroid |
11:0 up to 11:2023-02-01, plus listed versions 11 |
11:2023-02-01 |
platform/frameworks/avAndroid |
12:0 up to 12:2023-02-01, plus listed versions 12 |
12:2023-02-01 |
platform/frameworks/avAndroid |
12L:0 up to 12L:2023-02-01, plus listed versions 12L |
12L:2023-02-01 |
platform/frameworks/avAndroid |
13:0 up to 13:2023-02-01, plus listed versions 13 |
13:2023-02-01 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | Trinadh465/frameworks_av_CVE-2023-20933 | 2023-04-03 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-20933 is a high vulnerability (CVSS 7.8) in Google Android, published February 1, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 6th percentile. Fixed in platform/frameworks/av 10:2023-02-01.