CVE-2016-3887

providers/settings/SettingsProvider.java in Android 7.0 before 2016-09-01 does not properly enforce the DISALLOW_CONFIG_VPN setting, which allows attackers to bypass an intended always-on VPN state via a crafted application, aka internal bug 29899712.

CVSS v3 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector : AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://source.android.com/security/bulletin/2016-09-01.html	Vendor Advisory
http://www.securityfocus.com/bid/92872
http://www.securitytracker.com/id/1036763
https://android.googlesource.com/platform/frameworks/base/+/335702d106797bce8a88044783fa1fc1d5f751d0	Issue Tracking Patch

Configurations

Configuration 1 (hide)

cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2016-09-11 21:59

Updated : 2017-08-13 01:29

NVD link : CVE-2016-3887

Mitre link : CVE-2016-3887

CVE.ORG link : CVE-2016-3887

JSON object : View

Products Affected

google

android

CWE

CWE-264

Permissions, Privileges, and Access Controls

{"id": "CVE-2016-3887", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/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": 1.8}]}, "published": "2016-09-11T21:59:31.870", "references": [{"url": "http://source.android.com/security/bulletin/2016-09-01.html", "tags": ["Vendor Advisory"], "source": "security@android.com"}, {"url": "http://www.securityfocus.com/bid/92872", "source": "security@android.com"}, {"url": "http://www.securitytracker.com/id/1036763", "source": "security@android.com"}, {"url": "https://android.googlesource.com/platform/frameworks/base/+/335702d106797bce8a88044783fa1fc1d5f751d0", "tags": ["Issue Tracking", "Patch"], "source": "security@android.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-264"}]}], "descriptions": [{"lang": "en", "value": "providers/settings/SettingsProvider.java in Android 7.0 before 2016-09-01 does not properly enforce the DISALLOW_CONFIG_VPN setting, which allows attackers to bypass an intended always-on VPN state via a crafted application, aka internal bug 29899712."}, {"lang": "es", "value": "providers/settings/SettingsProvider.java en Android 7.0 en versiones anteriores a 2016-09-01 no hace cumplir adecuadamente el ajuste DISALLOW_CONFIG_VPN, lo que permite a atacantes eludir un estado siempre destinado al VPN a trav\u00e9s de una aplicaci\u00f3n manipulada, vulnerabilidad tambi\u00e9n conocida como error interno 29899712."}], "lastModified": "2017-08-13T01:29:08.880", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "09E6085C-A61E-4A89-BF80-EDD9A7DF1E47"}], "operator": "OR"}]}], "sourceIdentifier": "security@android.com"}