CVE-2022-40759

CVSS V2 None CVSS V3 High 7.5

Description

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.

Overview

CVE ID
CVE-2022-40759

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2022-09-16T22:15:12

Last Modified Date
2022-09-21T19:49:22

Weakness Enumerations

CWE	URL
CWE-476	http://cwe.mitre.org/data/definitions/476.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:samsung:mtower::::::::	1	OR		0.3.0

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
7.5

Base Severity
HIGH

Exploitability Score
3.9

Impact Score
3.6

References

Reference URL	Reference Tags
https://github.com/Samsung/mTower/issues/80
https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/tee/lib/libutee/tee_api_operations.c#L1249

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2022-40759
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-40759

History

Created	Old Value	New Value	Data Type	Notes
2022-09-16 23:00:05				Added to TrackCVE