ASB-A-205836329
See a problem?- Import Source
- https://storage.googleapis.com/android-osv/ASB-A-205836329.json
- JSON Data
- https://api.osv.dev/v1/vulns/ASB-A-205836329
- Aliases
-
- A-205836329
- CVE-2021-39794
- Published
- 2022-04-01T00:00:00Z
- Modified
- 2026-09-21T16:00:45Z
- Summary
- [none]
- Details
-
In broadcastPortInfo of AdbService.java, there is a possible way for apps to run code as the shell user, if wireless debugging is enabled, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.
- References
Affected packages
Android / platform/frameworks/base
Package
Ecosystem specific
{
"fixes": [
"https://android.googlesource.com/platform/frameworks/base/+/398b752a440f7d60198f9267334445aba4f9d4eb"
],
"severity": "High",
"spl": "2022-04-01",
"types": [
"EoP"
],
"vanir_signatures": [
{
"deprecated": false,
"digest": {
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"threshold": 0.9
},
"id": "ASB-A-205836329-3a07ed4c",
"signature_type": "Line",
"signature_version": "v1",
"source": "https://android.googlesource.com/platform/frameworks/base/+/398b752a440f7d60198f9267334445aba4f9d4eb",
"target": {
"file": "core/java/android/debug/AdbManager.java"
}
},
{
"deprecated": false,
"digest": {
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"length": 450
},
"id": "ASB-A-205836329-4404b3ed",
"signature_type": "Function",
"signature_version": "v1",
"source": "https://android.googlesource.com/platform/frameworks/base/+/398b752a440f7d60198f9267334445aba4f9d4eb",
"target": {
"file": "services/core/java/com/android/server/adb/AdbService.java",
"function": "broadcastPortInfo"
}
},
{
"deprecated": false,
"digest": {
"function_hash": "330933175472168456026758694636519539114",
"length": 867
},
"id": "ASB-A-205836329-5a141d88",
"signature_type": "Function",
"signature_version": "v1",
"source": "https://android.googlesource.com/platform/frameworks/base/+/398b752a440f7d60198f9267334445aba4f9d4eb",
"target": {
"file": "services/core/java/com/android/server/adb/AdbDebuggingManager.java",
"function": "onPairingResult"
}
},
{
"deprecated": false,
"digest": {
"function_hash": "69443888503935950301500045610908345926",
"length": 401
},
"id": "ASB-A-205836329-61ba1714",
"signature_type": "Function",
"signature_version": "v1",
"source": "https://android.googlesource.com/platform/frameworks/base/+/398b752a440f7d60198f9267334445aba4f9d4eb",
"target": {
"file": "services/core/java/com/android/server/adb/AdbDebuggingManager.java",
"function": "updateUIPairCode"
}
},
{
"deprecated": false,
"digest": {
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"length": 391
},
"id": "ASB-A-205836329-d5030866",
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"signature_version": "v1",
"source": "https://android.googlesource.com/platform/frameworks/base/+/398b752a440f7d60198f9267334445aba4f9d4eb",
"target": {
"file": "services/core/java/com/android/server/adb/AdbDebuggingManager.java",
"function": "sendServerConnectionState"
}
},
{
"deprecated": false,
"digest": {
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"source": "https://android.googlesource.com/platform/frameworks/base/+/398b752a440f7d60198f9267334445aba4f9d4eb",
"target": {
"file": "services/core/java/com/android/server/adb/AdbDebuggingManager.java"
}
},
{
"deprecated": false,
"digest": {
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"source": "https://android.googlesource.com/platform/frameworks/base/+/398b752a440f7d60198f9267334445aba4f9d4eb",
"target": {
"file": "services/core/java/com/android/server/adb/AdbDebuggingManager.java",
"function": "sendPairingPortToUI"
}
},
{
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"digest": {
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"source": "https://android.googlesource.com/platform/frameworks/base/+/398b752a440f7d60198f9267334445aba4f9d4eb",
"target": {
"file": "services/core/java/com/android/server/adb/AdbService.java"
}
},
{
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"digest": {
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},
"id": "ASB-A-205836329-f8717882",
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"source": "https://android.googlesource.com/platform/frameworks/base/+/398b752a440f7d60198f9267334445aba4f9d4eb",
"target": {
"file": "services/core/java/com/android/server/adb/AdbDebuggingManager.java",
"function": "sendPairedDevicesToUI"
}
}
]
}
Android / platform/frameworks/base
Package
Ecosystem specific
{
"fixes": [
"https://android.googlesource.com/platform/frameworks/base/+/dc7d96c9e50fb2cc38c1c53eb03b975f6de9d0e7"
],
"severity": "High",
"spl": "2022-04-01",
"types": [
"EoP"
],
"vanir_signatures": [
{
"deprecated": false,
"digest": {
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"length": 867
},
"id": "ASB-A-205836329-13f448b6",
"signature_type": "Function",
"signature_version": "v1",
"source": "https://android.googlesource.com/platform/frameworks/base/+/dc7d96c9e50fb2cc38c1c53eb03b975f6de9d0e7",
"target": {
"file": "services/core/java/com/android/server/adb/AdbDebuggingManager.java",
"function": "onPairingResult"
}
},
{
"deprecated": false,
"digest": {
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},
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"target": {
"file": "services/core/java/com/android/server/adb/AdbDebuggingManager.java",
"function": "sendPairedDevicesToUI"
}
},
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"target": {
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"target": {
"file": "services/core/java/com/android/server/adb/AdbService.java",
"function": "broadcastPortInfo"
}
},
{
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"target": {
"file": "services/core/java/com/android/server/adb/AdbDebuggingManager.java",
"function": "sendPairingPortToUI"
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},
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{
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"source": "https://android.googlesource.com/platform/frameworks/base/+/dc7d96c9e50fb2cc38c1c53eb03b975f6de9d0e7",
"target": {
"file": "services/core/java/com/android/server/adb/AdbDebuggingManager.java",
"function": "updateUIPairCode"
}
}
]
}
Android / platform/frameworks/base
Package
Ecosystem specific
{
"fixes": [
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],
"severity": "High",
"spl": "2022-04-01",
"types": [
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],
"vanir_signatures": [
{
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"target": {
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},
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"target": {
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},
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"id": "ASB-A-205836329-ccb3a964",
"signature_type": "Function",
"signature_version": "v1",
"source": "https://android.googlesource.com/platform/frameworks/base/+/dc7d96c9e50fb2cc38c1c53eb03b975f6de9d0e7",
"target": {
"file": "services/core/java/com/android/server/adb/AdbService.java",
"function": "broadcastPortInfo"
}
}
]
}