CVE-2022-40759

EPSS 0.38%
Published 16.09.2022 22:15:12
Last modified 21.11.2024 07:22:00
Source cve@mitre.org
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A NULL pointer dereference issue in the TEE_MACCompareFinal function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_MACCompareFinal with a NULL pointer for the parameter operation.

Affected products Warnungen 0 Metrics 2 CWE 1 References 5

Data is provided by the National Vulnerability Database (NVD)

Samsung ≫ Mtower Version <= 0.3.0

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	0.38%	0.588

CVSS Metriken
Source	Base Score	Exploit Score	Impact Score	Vector string
nvd@nist.gov	7.5	3.9	3.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/tee/lib/libutee/tee_api_operations.c#L1249

Patch

Third Party Advisory

https://github.com/Samsung/mTower/issues/80

Third Party Advisory

https://nvd.nist.gov/vuln/detail/CVE-2022-40759

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2022-40759

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2022-40759

EUVD