Samsung Mobile Devices O(8.x)/P(9.0) HDCP Trustlet type confusion

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Samsung Mobile Devices O(8.x)/P(9.0). This affects an unknown part of the component HDCP Trustlet. Such manipulation leads to type confusion. This vulnerability is uniquely identified as CVE-2019-20584. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Samsung Mobile Devices O(8.x)/P(9.0) (Smartphone Operating System) and classified as critical. Affected by this issue is an unknown functionality of the component HDCP Trustlet. The manipulation with an unknown input leads to a type confusion vulnerability. Using CWE to declare the problem leads to CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered on Samsung mobile devices with O(8.x) and P(9.0) (with TEEGRIS) software. There is type confusion in the HDCP Trustlet, leading to arbitrary code execution. The Samsung ID is SVE-2019-14850 (August 2019).

The weakness was disclosed 03/24/2020 (Website). The advisory is shared for download at security.samsungmobile.com. This vulnerability is handled as CVE-2019-20584 since 03/23/2020. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

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 pretty similar. 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: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
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: Type confusion
CWE: CWE-843
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-2019-20584 (🔍)
GCVE (CVE): GCVE-0-2019-20584
GCVE (VulDB): GCVE-100-152132
See also: 🔍

Entryinfo

Created: 03/25/2020 09:47
Updated: 10/04/2020 20:18
Changes: 03/25/2020 09:47 (38), 03/25/2020 09:52 (18), 10/04/2020 20:18 (1)
Complete: 🔍
Cache ID: 216::103

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