CVE-2018-9557

In really_install_package of install.cpp, there is a possible free of arbitrary memory due to uninitialized data. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2. Android ID: A-35385357.

CVSS v3.0 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3.0 : HIGH

V3 Legend

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

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://source.android.com/security/bulletin/2018-12-01	Vendor Advisory
http://www.securityfocus.com/bid/106147	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:google:android:7.1.2:::::::*
	cpe:2.3:o:google:android:7.0:::::::*
	cpe:2.3:o:google:android:7.1.1:::::::*

Information

Published : 2018-12-06 06:29

Updated : 2020-08-24 10:37

NVD link : CVE-2018-9557

Mitre link : CVE-2018-9557

JSON object : View

CWE

CWE-763

Release of Invalid Pointer or Reference

CWE-908

Use of Uninitialized Resource

Products Affected

google

android

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://source.android.com/security/bulletin/2018-12-01", "name": "https://source.android.com/security/bulletin/2018-12-01", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.securityfocus.com/bid/106147", "name": "106147", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "In really_install_package of install.cpp, there is a possible free of arbitrary memory due to uninitialized data. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2. Android ID: A-35385357."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-763"}, {"lang": "en", "value": "CWE-908"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2018-9557", "ASSIGNER": "security@android.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 10.0, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}}, "publishedDate": "2018-12-06T14:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:google:android:7.1.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:google:android:7.1.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-08-24T17:37Z"}

7.8 /10