CVE-2023-21243

In validateForCommonR1andR2 of PasspointConfiguration.java, there is a possible way to inflate the size of a config file with no limits due to a buffer overflow. This could lead to local denial of service with no additional execution privileges needed. User interaction is needed for exploitation.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://android.googlesource.com/platform/packages/modules/Wifi/+/5b49b8711efaadadf5052ba85288860c2d7ca7a6	Patch
https://source.android.com/security/bulletin/2023-07-01	Patch Vendor Advisory
https://android.googlesource.com/platform/packages/modules/Wifi/+/5b49b8711efaadadf5052ba85288860c2d7ca7a6	Patch
https://source.android.com/security/bulletin/2023-07-01	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:google:android:11.0:::::::*
	cpe:2.3:o:google:android:12.0:::::::*
	cpe:2.3:o:google:android:12.1:::::::*
	cpe:2.3:o:google:android:13.0:::::::*

History

21 Nov 2024, 07:42

Type	Values Removed	Values Added
References	~~() https://android.googlesource.com/platform/packages/modules/Wifi/+/5b49b8711efaadadf5052ba85288860c2d7ca7a6 - Patch~~	() https://android.googlesource.com/platform/packages/modules/Wifi/+/5b49b8711efaadadf5052ba85288860c2d7ca7a6 - Patch
References	~~() https://source.android.com/security/bulletin/2023-07-01 - Patch, Vendor Advisory~~	() https://source.android.com/security/bulletin/2023-07-01 - Patch, Vendor Advisory

Information

Published : 2023-07-13 00:15

Updated : 2024-11-21 07:42

NVD link : CVE-2023-21243

Mitre link : CVE-2023-21243

CVE.ORG link : CVE-2023-21243

JSON object : View

Products Affected

google

android

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

{"id": "CVE-2023-21243", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2023-07-13T00:15:23.637", "references": [{"url": "https://android.googlesource.com/platform/packages/modules/Wifi/+/5b49b8711efaadadf5052ba85288860c2d7ca7a6", "tags": ["Patch"], "source": "security@android.com"}, {"url": "https://source.android.com/security/bulletin/2023-07-01", "tags": ["Patch", "Vendor Advisory"], "source": "security@android.com"}, {"url": "https://android.googlesource.com/platform/packages/modules/Wifi/+/5b49b8711efaadadf5052ba85288860c2d7ca7a6", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://source.android.com/security/bulletin/2023-07-01", "tags": ["Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "In validateForCommonR1andR2 of PasspointConfiguration.java, there is a possible way to inflate the size of a config file with no limits due to a buffer overflow. This could lead to local denial of service with no additional execution privileges needed. User interaction is needed for exploitation.\n\n"}], "lastModified": "2024-11-21T07:42:28.760", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "109DD7FD-3A48-4C3D-8E1A-4433B98E1E64"}, {"criteria": "cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F8FB8EE9-FC56-4D5E-AE55-A5967634740C"}, {"criteria": "cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C64C1583-CDE0-4C1F-BDE6-05643C1BDD72"}, {"criteria": "cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "879FFD0C-9B38-4CAA-B057-1086D794D469"}], "operator": "OR"}]}], "sourceIdentifier": "security@android.com"}