Line Music up to 3.6.4 on Android X.509 Certificate Crafted Certificate certificate validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Line Music up to 3.6.4 on Android. The affected element is an unknown function of the component X.509 Certificate. Executing a manipulation as part of Crafted Certificate can lead to certificate validation. This vulnerability is tracked as CVE-2018-0650. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Line Music up to 3.6.4 on Android (Android App Software). It has been declared as critical. This vulnerability affects an unknown functionality of the component X.509 Certificate. The manipulation as part of a Crafted Certificate leads to a certificate validation vulnerability. The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The LINE MUSIC for Android version 3.1.0 to versions prior to 3.6.5 does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

The bug was discovered 07/26/2018. The weakness was disclosed 09/07/2018 (Website). The advisory is shared for download at jvn.jp. This vulnerability was named CVE-2018-0650 since 11/26/2017. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1587.003.

The vulnerability was handled as a non-public zero-day exploit for at least 43 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 3.1.0 eliminates this vulnerability.

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Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.4
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Line Music 3.1.0

Timelineinfo

11/26/2017 🔍
07/26/2018 +241 days 🔍
09/07/2018 +42 days 🔍
09/07/2018 +0 days 🔍
09/08/2018 +1 days 🔍
03/21/2020 +560 days 🔍

Sourcesinfo

Advisory: jvn.jp
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-0650 (🔍)
GCVE (CVE): GCVE-0-2018-0650
GCVE (VulDB): GCVE-100-123712
scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 09/08/2018 08:53
Updated: 03/21/2020 14:38
Changes: 09/08/2018 08:53 (62), 03/21/2020 14:38 (1)
Complete: 🔍
Cache ID: 216:6BC:103

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