LINE jp.naver.line 8.8.1 on Android Passcode Return Value improper authentication ⚔ [Disputed]

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in LINE jp.naver.line 8.8.1 on Android. Impacted is an unknown function of the component Passcode Handler. Performing a manipulation as part of Return Value results in improper authentication. This vulnerability is known as CVE-2018-13446. The attack may be carried out on the physical device. No exploit is available. The existence of this vulnerability is still disputed at present.

Detailsinfo

A vulnerability classified as critical has been found in LINE jp.naver.line 8.8.1 on Android (Android App Software). This affects some unknown functionality of the component Passcode Handler. The manipulation as part of a Return Value leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

** DISPUTED ** An issue was discovered in the LINE jp.naver.line application 8.8.1 for Android. The Passcode feature allows authentication bypass via runtime manipulation that forces a certain method's return value to true. In other words, an attacker could authenticate with an arbitrary passcode. NOTE: the vendor indicates that this is not an attack of interest within the context of their threat model, which excludes Android devices on which rooting has occurred.

The weakness was published 08/16/2018 (Website). The advisory is shared at gist.github.com. This vulnerability is uniquely identified as CVE-2018-13446 since 07/08/2018. An attack has to be approached locally. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The real existence of this vulnerability is still doubted at the moment.

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

Similar entries are available at VDB-122984 and VDB-122983. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.1

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

NVD Base Score: 7.0
NVD Vector: 🔍

CNA Base Score: 7.0
CNA 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: Improper authentication
CWE: CWE-287
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/08/2018 🔍
08/16/2018 +39 days 🔍
08/16/2018 +0 days 🔍
08/17/2018 +1 days 🔍
08/05/2024 +2180 days 🔍

Sourcesinfo

Advisory: gist.github.com
Status: Not defined
Disputed: 🔍

CVE: CVE-2018-13446 (🔍)
GCVE (CVE): GCVE-0-2018-13446
GCVE (VulDB): GCVE-100-122985
scip Labs: https://www.scip.ch/en/?labs.20130704
See also: 🔍

Entryinfo

Created: 08/17/2018 06:44
Updated: 08/05/2024 15:46
Changes: 08/17/2018 06:44 (41), 03/16/2020 11:08 (19), 08/05/2024 15:46 (28)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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