Samsung Mobile Devices N(7.x)/O(8.x) Lockscreen information disclosure

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 (≈)
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Samsung Mobile Devices N(7.x)/O(8.x). This impacts an unknown function of the component Lockscreen. Such manipulation leads to information disclosure. This vulnerability is documented as CVE-2018-21045. The attack can be executed directly on the physical device. There is not any exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Samsung Mobile Devices N(7.x)/O(8.x) (Smartphone Operating System). Affected by this issue is an unknown part of the component Lockscreen. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered on Samsung mobile devices with N(7.x) and O(8.x) software. There is Clipboard access in the lockscreen state via a copy-and-paste action. The Samsung ID is SVE-2018-13381 (December 2018).

The weakness was released 04/08/2020 (Website). The advisory is shared for download at security.samsungmobile.com. This vulnerability is handled as CVE-2018-21045 since 04/07/2020. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

Applying a patch is able to eliminate this problem.

Entries connected to this vulnerability are available at VDB-111342, VDB-111380, VDB-115287 and VDB-115285. 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: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.2
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/07/2020 🔍
04/08/2020 +1 days 🔍
04/09/2020 +1 days 🔍
10/07/2020 +181 days 🔍

Sourcesinfo

Vendor: samsung.com

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

CVE: CVE-2018-21045 (🔍)
GCVE (CVE): GCVE-0-2018-21045
GCVE (VulDB): GCVE-100-152876
See also: 🔍

Entryinfo

Created: 04/09/2020 08:52
Updated: 10/07/2020 16:10
Changes: 04/09/2020 08:52 (39), 04/09/2020 08:57 (18), 10/07/2020 16:10 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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