CVE-2018-9551
In CAacDecoder_Init of aacdecoder.cpp, there is a possible out-of-bound write due to a missing...
In CAacDecoder_Init of aacdecoder.cpp, there is a possible out-of-bound write due to a missing bounds check. This could lead to remote code execution in the media server with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-9. Android ID: A-112891548.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In CAacDecoder_Init of aacdecoder.cpp, there is a possible out-of-bound write due to a missing bounds check. This could lead to remote code execution in the media server with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-9. Android ID: A-112891548.
- Record
CVE-2018-9551- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
In CAacDecoder_Init of aacdecoder.cpp, there is a possible out-of-bound write due to a missing bounds check. This could lead to remote code execution in the media server with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-9. Android ID: A-112891548.
- Record
CVE-2018-9551- Updated
- 2026-11-02
EUVDEUVD-2018-21145 No score
In CAacDecoder_Init of aacdecoder.cpp, there is a possible out-of-bound write due to a missing bounds check. This could lead to remote code execution in the media server with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-9. Android ID: A-112891548.
- Record
EUVD-2018-21145- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3cph-63fp-2vh8
In CAacDecoder_Init of aacdecoder.cpp, there is a possible out-of-bound write due to a missing...
In CAacDecoder_Init of aacdecoder.cpp, there is a possible out-of-bound write due to a missing bounds check. This could lead to remote code execution in the media server with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-9. Android ID: A-112891548.
- Record
GHSA-3cph-63fp-2vh8- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-9551 is a high vulnerability (CVSS 7.8) in Google Android, published December 6, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.09%, the 65th percentile. No source names a fixed version.