Samsung mTower up to 0.3.0 sign_pFwInfo EC_KEY_set_public_key_affine_coordinates denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Samsung mTower up to 0.3.0. The impacted element is the function sign_pFwInfo. The manipulation of the argument EC_KEY_set_public_key_affine_coordinates results in denial of service. This vulnerability is reported as CVE-2022-39830. No exploit exists.

Detailsinfo

A vulnerability was found in Samsung mTower up to 0.3.0. It has been classified as problematic. Affected is the function sign_pFwInfo. The manipulation of the argument EC_KEY_set_public_key_affine_coordinates with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

sign_pFwInfo in Samsung mTower through 0.3.0 has a missing check on the return value of EC_KEY_set_public_key_affine_coordinates, leading to a denial of service.

The weakness was disclosed 09/05/2022 as 77. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2022-39830 since 09/05/2022. There are known technical details, but no exploit is available.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Samsung

Name

mTower

Version

License

commercial

Website

Vendor: https://www.samsung.com/
Product: https://github.com/Samsung/mTower/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

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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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/05/2022 🔍
09/05/2022 +0 days 🔍
09/05/2022 +0 days 🔍
10/13/2022 +38 days 🔍

Sourcesinfo

Vendor: samsung.com
Product: github.com

Advisory: 77
Status: Confirmed

CVE: CVE-2022-39830 (🔍)
GCVE (CVE): GCVE-0-2022-39830
GCVE (VulDB): GCVE-100-207852

Entryinfo

Created: 09/05/2022 08:41
Updated: 10/13/2022 08:23
Changes: 09/05/2022 08:41 (40), 10/13/2022 08:23 (11)
Complete: 🔍
Cache ID: 216::103