CVE-2023-20685

In vdec, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07608575; Issue ID: ALPS07608575.

CVSS v3 6.4 MEDIUM

6.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.5 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://corp.mediatek.com/product-security-bulletin/April-2023	Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/April-2023	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

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

OR	cpe:2.3:h:mediatek:mt6789:-:::::::*
	cpe:2.3:h:mediatek:mt6855:-:::::::*
	cpe:2.3:h:mediatek:mt6879:-:::::::*
	cpe:2.3:h:mediatek:mt6895:-:::::::*
	cpe:2.3:h:mediatek:mt6983:-:::::::*
	cpe:2.3:h:mediatek:mt8673:-:::::::*
	cpe:2.3:h:mediatek:mt8781:-:::::::*
	cpe:2.3:h:mediatek:mt8795t:-:::::::*
	cpe:2.3:h:mediatek:mt8798:-:::::::*
	cpe:2.3:h:mediatek:mt8891:-:::::::*

History

21 Nov 2024, 07:41

Type	Values Removed	Values Added
References	~~() https://corp.mediatek.com/product-security-bulletin/April-2023 - Vendor Advisory~~	() https://corp.mediatek.com/product-security-bulletin/April-2023 - Vendor Advisory

Information

Published : 2023-04-06 18:15

Updated : 2024-11-21 07:41

NVD link : CVE-2023-20685

Mitre link : CVE-2023-20685

CVE.ORG link : CVE-2023-20685

JSON object : View

Products Affected

mediatek

mt8798
mt8891
mt6855
mt8781
mt6983
mt6879
mt8795t
mt6789
mt8673
mt6895

google

android

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

{"id": "CVE-2023-20685", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.5}]}, "published": "2023-04-06T18:15:09.663", "references": [{"url": "https://corp.mediatek.com/product-security-bulletin/April-2023", "tags": ["Vendor Advisory"], "source": "security@mediatek.com"}, {"url": "https://corp.mediatek.com/product-security-bulletin/April-2023", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-362"}]}], "descriptions": [{"lang": "en", "value": "In vdec, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07608575; Issue ID: ALPS07608575."}], "lastModified": "2024-11-21T07:41:21.053", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F8FB8EE9-FC56-4D5E-AE55-A5967634740C"}, {"criteria": "cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "879FFD0C-9B38-4CAA-B057-1086D794D469"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt6789:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "8B9B0D82-82C1-4A77-A016-329B99C45F49"}, {"criteria": "cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "89AFEE24-7AAD-4EDB-8C3E-EDBA3240730A"}, {"criteria": "cpe:2.3:h:mediatek:mt6879:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "704BE5CE-AE08-4432-A8B0-4C8BD62148AD"}, {"criteria": "cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "E0CA45C9-7BFE-4C93-B2AF-B86501F763AB"}, {"criteria": "cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "EB6B9A26-F8A1-4322-AA4E-CDF8F7D99000"}, {"criteria": "cpe:2.3:h:mediatek:mt8673:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "152F6606-FA23-4530-AA07-419866B74CB3"}, {"criteria": "cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "533284E5-C3AF-48D3-A287-993099DB2E41"}, {"criteria": "cpe:2.3:h:mediatek:mt8795t:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "78D4E9E1-B044-41EC-BE98-22DC0E5E9010"}, {"criteria": "cpe:2.3:h:mediatek:mt8798:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "637CAAD2-DCC0-4F81-B781-5D0536844CA8"}, {"criteria": "cpe:2.3:h:mediatek:mt8891:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "C450B83A-913C-4E5B-B025-11071B6824D7"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "security@mediatek.com"}