CVE-2022-40758

CVSS V2 None CVSS V3 High 7.5

Description

A Buffer Access with Incorrect Length Value vulnerablity in the TEE_CipherUpdate function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_CipherUpdate with an excessive size value of srcLen.

Overview

CVE ID
CVE-2022-40758

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

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

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

Weakness Enumerations

CWE	URL
CWE-119	http://cwe.mitre.org/data/definitions/119.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/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/tee/lib/libutee/tee_api_operations.c#L1224
https://github.com/Samsung/mTower/issues/81

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2022-40758
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-40758

History

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