CVE-2021-0594

In onCreate of ConfirmConnectActivity, there is a possible remote bypass of user consent due to improper input validation. This could lead to remote (proximal, NFC) escalation of privilege allowing an attacker to deceive a user into allowing a Bluetooth connection with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-176445224

CVSS v3.0 8.0 HIGH
CVSS v2.0 7.9 HIGH

8.0^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.1 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.9^/10

CVSS v2.0 : HIGH

Vector : AV:A/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 5.5 / Impact : 10.0

Access Vector ADJACENT_NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://source.android.com/security/bulletin/2021-07-01	Vendor Advisory

Advertisement

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:google:android:8.1:::::::*
	cpe:2.3:o:google:android:9.0:::::::*
	cpe:2.3:o:google:android:10.0:::::::*
	cpe:2.3:o:google:android:11.0:::::::*

Information

Published : 2021-07-14 07:15

Updated : 2022-07-12 10:42

NVD link : CVE-2021-0594

Mitre link : CVE-2021-0594

JSON object : View

CWE

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Advertisement

Products Affected

google

android

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://source.android.com/security/bulletin/2021-07-01", "name": "https://source.android.com/security/bulletin/2021-07-01", "tags": ["Vendor Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "In onCreate of ConfirmConnectActivity, there is a possible remote bypass of user consent due to improper input validation. This could lead to remote (proximal, NFC) escalation of privilege allowing an attacker to deceive a user into allowing a Bluetooth connection with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-176445224"}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-74"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-0594", "ASSIGNER": "security@android.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 7.9, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:M/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 10.0, "obtainAllPrivilege": false, "exploitabilityScore": 5.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.0, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.1}}, "publishedDate": "2021-07-14T14:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2022-07-12T17:42Z"}