PUB-A-178821491

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Import Source
https://storage.googleapis.com/android-osv/PUB-A-178821491.json
JSON Data
https://api.osv.dev/v1/vulns/PUB-A-178821491
Aliases
  • A-178821491
  • CVE-2021-0538
Published
2021-06-01T00:00:00Z
Modified
2025-11-28T17:12:26.896061Z
Summary
[none]
Details

In onCreate of EmergencyCallbackModeExitDialog.java, there is a possible exit of emergency callback mode due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.

References

Affected packages

Android / platform/frameworks/base

Package

Name
platform/frameworks/base

Affected ranges

Type
ECOSYSTEM
Events
Introduced
11:0
Fixed
11:2021-06-01

Affected versions

Other

11

Ecosystem specific 

{
    "types": [
        "EoP"
    ],
    "severity": "Moderate",
    "fixes": [
        "https://android.googlesource.com/platform/frameworks/base/+/fa32d0365fae914bae1bd213ad3d4ea0e217bbef"
    ],
    "spl": "2021-06-01"
}

Android / platform/frameworks/opt/telephony

Package

Name
platform/frameworks/opt/telephony

Affected ranges

Type
ECOSYSTEM
Events
Introduced
11:0
Fixed
11:2021-06-01

Affected versions

Other

11

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "deprecated": false,
            "signature_version": "v1",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "97875093044739988321729097131074856693",
                    "287133035580790951220081583319943805063",
                    "227437394994186582862585285252150670956",
                    "252507859458602345221265720768798435890"
                ]
            },
            "id": "PUB-A-178821491-15250e79",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/frameworks/opt/telephony/+/9bdd5a176d645898484f668b2d969f278af36c64",
            "target": {
                "file": "src/java/com/android/internal/telephony/Phone.java"
            }
        }
    ],
    "types": [
        "EoP"
    ],
    "severity": "Moderate",
    "fixes": [
        "https://android.googlesource.com/platform/frameworks/opt/telephony/+/9bdd5a176d645898484f668b2d969f278af36c64"
    ],
    "spl": "2021-06-01"
}

Android / platform/packages/services/Telephony

Package

Name
platform/packages/services/Telephony

Affected ranges

Type
ECOSYSTEM
Events
Introduced
11:0
Fixed
11:2021-06-01

Affected versions

Other

11

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "deprecated": false,
            "signature_version": "v1",
            "digest": {
                "function_hash": "191885424736571241062123741644742818904",
                "length": 714.0
            },
            "id": "PUB-A-178821491-24c75c08",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/packages/services/Telephony/+/02dc21559df1d79b5f1aa8b761f2d480c79d3b29",
            "target": {
                "file": "src/com/android/phone/EmergencyCallbackModeExitDialog.java",
                "function": "onCreate"
            }
        },
        {
            "deprecated": false,
            "signature_version": "v1",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "581241326464807548321198465524489833",
                    "337309571929948020116541631992926313067",
                    "130411869554862599324534407931402394784",
                    "232962272293499536174322120268238608638"
                ]
            },
            "id": "PUB-A-178821491-2c5e8399",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/packages/services/Telephony/+/02dc21559df1d79b5f1aa8b761f2d480c79d3b29",
            "target": {
                "file": "src/com/android/phone/EmergencyCallbackModeExitDialog.java"
            }
        },
        {
            "deprecated": false,
            "signature_version": "v1",
            "digest": {
                "function_hash": "303572710079819281089354451874017552225",
                "length": 467.0
            },
            "id": "PUB-A-178821491-a1b82469",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/packages/services/Telephony/+/02dc21559df1d79b5f1aa8b761f2d480c79d3b29",
            "target": {
                "file": "src/com/android/phone/TelephonyShellCommand.java",
                "function": "onCommand"
            }
        },
        {
            "deprecated": false,
            "signature_version": "v1",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "242536769357434491771664112240486045004",
                    "259131273019060828105199974790338867272",
                    "157354404146630464743282028919930120873",
                    "331851229721322165274794643009480624861",
                    "212044619527168088405815927135458600052",
                    "73791009142091792661157833905137520129",
                    "88241991528623393510090156546042061777",
                    "220398427435011752809457309792913980802",
                    "116737567094625170403737053473564651269",
                    "48997178013455255797895908725834827026",
                    "28408944132440518107228735906787914263"
                ]
            },
            "id": "PUB-A-178821491-ae74758b",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/packages/services/Telephony/+/02dc21559df1d79b5f1aa8b761f2d480c79d3b29",
            "target": {
                "file": "src/com/android/phone/TelephonyShellCommand.java"
            }
        },
        {
            "deprecated": false,
            "signature_version": "v1",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "57347136003091380519346714027142948705",
                    "82849523835010272212659314052004267301",
                    "284004370080070990470703405433638750813",
                    "42424915456844680181980218283527753977",
                    "146692797791964666847303161980137781588",
                    "323428823058534547543128631354840325363",
                    "229640954779443452533459427897680671944",
                    "269297313775402857032523988072755325019",
                    "129069491809735648267438589416973391772"
                ]
            },
            "id": "PUB-A-178821491-e3a8fa37",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/packages/services/Telephony/+/02dc21559df1d79b5f1aa8b761f2d480c79d3b29",
            "target": {
                "file": "src/com/android/phone/PhoneInterfaceManager.java"
            }
        }
    ],
    "types": [
        "EoP"
    ],
    "severity": "Moderate",
    "fixes": [
        "https://android.googlesource.com/platform/packages/services/Telephony/+/02dc21559df1d79b5f1aa8b761f2d480c79d3b29"
    ],
    "spl": "2021-06-01"
}