Buffer Access Vulnerability in Samsung mTower
CVE-2022-40760

7.5HIGH

Key Information:

Vendor
Samsung
Status
Mtower
Vendor
CVE Published:
16 September 2022

Summary

A Buffer Access with Incorrect Length Value vulnerability exists in the TEE_MACUpdate function of the Samsung mTower product through version 0.3.0. This vulnerability can be exploited by trusted applications invoking TEE_MACUpdate with an excessively large chunkSize parameter, potentially leading to a Denial of Service (DoS). Such an attack could impact the availability and functionality of the system, making it critical for users to apply proper security measures and updates.

References

https://github.com/Samsung/mTower/issues/81
x_refsource_MISC
https://github.com/Samsung/mTower/blob/efd36709306a9afcca...
x_refsource_MISC
https://github.com/Samsung/mTower/blob/efd36709306a9afcca...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.