Samsung Mobile Devices N(7.1)/O(8.x)/P(9.0) Protection Mechanism default permission

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Samsung Mobile Devices N(7.1)/O(8.x)/P(9.0). This impacts an unknown function of the component Protection Mechanism. Such manipulation leads to default permission. This vulnerability is traded as CVE-2019-20536. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Samsung Mobile Devices N(7.1)/O(8.x)/P(9.0) (Smartphone Operating System). Affected by this issue is some unknown functionality of the component Protection Mechanism. The manipulation with an unknown input leads to a default permission vulnerability. Using CWE to declare the problem leads to CWE-276. During installation, installed file permissions are set to allow anyone to modify those files. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered on Samsung mobile devices with N(7.1), O(8.x), and P(9.0) (released in China) software. The Firewall application mishandles the PermissionWhiteLists protection mechanism. The Samsung ID is SVE-2019-14299 (November 2019).

The weakness was shared 03/24/2020 (Website). The advisory is shared for download at security.samsungmobile.com. This vulnerability is handled as CVE-2019-20536 since 03/23/2020. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/25/2020). The MITRE ATT&CK project declares the attack technique as T1222.

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

The entries VDB-111342, VDB-111380, VDB-115287 and VDB-115285 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.8

VulDB Base Score: 9.8
VulDB Temp Score: 9.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Default permission
CWE: CWE-276 / CWE-266
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

03/23/2020 🔍
03/24/2020 +1 days 🔍
03/25/2020 +1 days 🔍
10/04/2020 +193 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-20536 (🔍)
GCVE (CVE): GCVE-0-2019-20536
GCVE (VulDB): GCVE-100-152084
See also: 🔍

Entryinfo

Created: 03/25/2020 09:02
Updated: 10/04/2020 18:42
Changes: 03/25/2020 09:02 (38), 03/25/2020 09:07 (18), 10/04/2020 18:42 (1)
Complete: 🔍
Cache ID: 216::103

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