CVE-2018-21089

An issue was discovered on Samsung mobile devices with N(7.x) (MT6755/MT6757 Mediatek models) software. Bootloader has an integer overflow that leads to arbitrary code execution via the download offset control. The Samsung ID is SVE-2017-10732 (January 2018).

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://security.samsungmobile.com/securityUpdate.smsb	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:o:google:android:7.0:::::::*
	cpe:2.3:o:google:android:7.1.0:::::::*
	cpe:2.3:o:google:android:7.1.1:::::::*
	cpe:2.3:o:google:android:7.1.2:::::::*

OR	cpe:2.3:h:mediatek:mt6755:-:::::::*
	cpe:2.3:h:mediatek:mt6757:-:::::::*

History

No history.

Information

Published : 2020-04-08 14:15

Updated : 2023-12-10 13:27

NVD link : CVE-2018-21089

Mitre link : CVE-2018-21089

CVE.ORG link : CVE-2018-21089

JSON object : View

Products Affected

mediatek

mt6755
mt6757

google

android

CWE

CWE-190

Integer Overflow or Wraparound

{"id": "CVE-2018-21089", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 10.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2020-04-08T14:15:12.350", "references": [{"url": "https://security.samsungmobile.com/securityUpdate.smsb", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-190"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered on Samsung mobile devices with N(7.x) (MT6755/MT6757 Mediatek models) software. Bootloader has an integer overflow that leads to arbitrary code execution via the download offset control. The Samsung ID is SVE-2017-10732 (January 2018)."}, {"lang": "es", "value": "Se detect\u00f3 un problema en dispositivos m\u00f3viles Samsung con versiones de software N(7.x) (modelos Mediatek MT6755/MT6757). El Cargador de Arranque presenta un desbordamiento de enteros que conlleva a una ejecuci\u00f3n de c\u00f3digo arbitraria por medio del control de desplazamiento de descarga. El ID de Samsung es SVE-2017-10732 (Enero de 2018)."}], "lastModified": "2020-04-09T12:31:38.753", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "09E6085C-A61E-4A89-BF80-EDD9A7DF1E47"}, {"criteria": "cpe:2.3:o:google:android:7.1.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FC30B2A2-9674-4052-B402-20348E50F9E8"}, {"criteria": "cpe:2.3:o:google:android:7.1.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D835D592-2423-44C6-804A-3AD010112E7C"}, {"criteria": "cpe:2.3:o:google:android:7.1.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "568E2561-A068-46A2-B331-BBA91FC96F0C"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt6755:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "47BE9434-12D6-4801-8B04-7F18AF58E717"}, {"criteria": "cpe:2.3:h:mediatek:mt6757:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B4C27948-65A7-4B1E-9F10-6744D176A5C3"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}