Samsung mTower up to 0.3.0 TEE_Realloc len resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

A vulnerability classified as problematic was found in Samsung mTower up to 0.3.0. This vulnerability affects the function TEE_Realloc. The manipulation of the argument len with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. CVE summarizes:

A Memory Allocation with Excessive Size Value vulnerablity in the TEE_Realloc function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_Realloc with an excessive number for the parameter len.

The weakness was published 09/17/2022 as 82. The advisory is available at github.com. This vulnerability was named CVE-2022-40762 since 09/16/2022. Technical details are known, but there is no available exploit.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Vendor

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Version

License

Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/16/2022 🔍
09/17/2022 +1 days 🔍
09/17/2022 +0 days 🔍
10/20/2022 +33 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: 82
Status: Confirmed

CVE: CVE-2022-40762 (🔍)

Entryinfo

Created: 09/17/2022 11:08
Updated: 10/20/2022 09:28
Changes: 09/17/2022 11:08 (40), 10/20/2022 09:28 (11)
Complete: 🔍

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