ASB-A-243924784

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Import Source
https://storage.googleapis.com/android-osv/ASB-A-243924784.json
JSON Data
https://api.osv.dev/v1/vulns/ASB-A-243924784
Aliases
  • A-243924784
  • CVE-2022-20457
Published
2022-11-01T00:00:00Z
Modified
2024-08-07T19:30:13.051851Z
Summary
Installer apps that target SDK 33 are not able to install apps that use obb files
Details

In getMountModeInternal of StorageManagerService.java, there is a possible prevention of package installation due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / platform/frameworks/base

Package

Name
platform/frameworks/base

Affected ranges

Type
ECOSYSTEM
Events
Introduced
13:0
Fixed
13:2022-11-01

Affected versions

Other

13

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 1877.0,
                "function_hash": "22464943583605898571661918238589279900"
            },
            "id": "ASB-A-243924784-17e4b766",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/3a3cc4d91994ffa1da76ca8ff36c0eff929d545a",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "services/core/java/com/android/server/StorageManagerService.java",
                "function": "getMountModeInternal"
            },
            "signature_type": "Function"
        },
        {
            "match_only_versions": [
                "13"
            ],
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
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                    "29545065559152571618033455270061427528",
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                    "263891010359553571864777253572880433201",
                    "179124105468388564399386816435162577174",
                    "304903792325396917955245099882926855143",
                    "171506776627337552271264191553223911821",
                    "149731981015083196332540413846897205835",
                    "2920633730217561020113066948832643150",
                    "271940025841231229607867626843389740706",
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                    "170894322078377159316837279824951276904",
                    "316869147628510284582350349361605693728"
                ]
            },
            "id": "ASB-A-243924784-ed407527",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/3a3cc4d91994ffa1da76ca8ff36c0eff929d545a",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "services/core/java/com/android/server/StorageManagerService.java"
            },
            "signature_type": "Line"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/frameworks/base/+/3a3cc4d91994ffa1da76ca8ff36c0eff929d545a"
    ],
    "spl": "2022-11-01",
    "severity": "High",
    "types": [
        "EoP"
    ]
}