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CVE-2020-0438

In the AIBinder_Class constructor of ibinder.cpp, there is a possible arbitrary code execution...

7.8 HighFix available

In the AIBinder_Class constructor of ibinder.cpp, there is a possible arbitrary code execution due to uninitialized data. This could lead to local escalation of privilege if a process were using libbinder_ndk in a vulnerable way with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-10Android ID: A-161812320

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

0.17%Unchanged since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.8

In the AIBinder_Class constructor of ibinder.cpp, there is a possible arbitrary code execution due to uninitialized data. This could lead to local escalation of privilege if a process were using libbinder_ndk in a vulnerable way with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-10Android ID: A-161812320

Record
CVE-2020-0438
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
4.6 MediumAV:L/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-824, CWE-909
Updated
2026-11-02
CVE List No score

In the AIBinder_Class constructor of ibinder.cpp, there is a possible arbitrary code execution due to uninitialized data. This could lead to local escalation of privilege if a process were using libbinder_ndk in a vulnerable way with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-10Android ID: A-161812320

Record
CVE-2020-0438
Updated
2026-11-02
EUVDEUVD-2020-1939 No score

In the AIBinder_Class constructor of ibinder.cpp, there is a possible arbitrary code execution due to uninitialized data. This could lead to local escalation of privilege if a process were using libbinder_ndk in a vulnerable way with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-10Android ID: A-161812320

Record
EUVD-2020-1939
Updated
2026-11-03
GitHub AdvisoriesGHSA-mhh5-fmpv-m2jw No score

In the AIBinder_Class constructor of ibinder.cpp, there is a possible arbitrary code execution...

In the AIBinder_Class constructor of ibinder.cpp, there is a possible arbitrary code execution due to uninitialized data. This could lead to local escalation of privilege if a process were using libbinder_ndk in a vulnerable way with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-10Android ID: A-161812320

Record
GHSA-mhh5-fmpv-m2jw
Weakness
CWE-665
Updated
2026-11-02
OSVASB-A-161812320 No score

In the AIBinder_Class constructor of ibinder.cpp, there is a possible arbitrary code execution due to uninitialized data. This could lead to local escalation of privilege if a process were using libbinder_ndk in a vulnerable way with no additional execution privileges needed. User interaction is not needed for exploitation.

Record
ASB-A-161812320
Updated
2026-11-09

Affected products

Affected packages

Affected packages
PackageAffectedFixed
platform/frameworks/native
Android
11-next:0 up to 11-next:2020-11-01, plus listed versions
11-next
11-next:2020-11-01
platform/frameworks/native
Android
10:0 up to 10:2020-11-01, plus listed versions
10
10:2020-11-01
platform/frameworks/native
Android
11:0 up to 11:2020-11-01, plus listed versions
11
11:2020-11-01

History

History
RecordedChangedSources
factsOSV
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-0438 is a high vulnerability (CVSS 7.8) in Google Android, published November 1, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 6th percentile. Fixed in platform/frameworks/native 11-next:2020-11-01.

References

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