MaLion up to 5.2.1 on Windows/Mac Relay Service Server Settings improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in MaLion up to 5.2.1 on Windows/Mac. The impacted element is an unknown function of the component Relay Service Server. This manipulation causes improper authentication (Settings). This vulnerability is registered as CVE-2017-10817. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as critical was found in MaLion up to 5.2.1 on Windows/Mac. Affected by this vulnerability is an unknown code of the component Relay Service Server. The manipulation with an unknown input leads to a improper authentication vulnerability (Settings). The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

MaLion for Windows and Mac 5.0.0 to 5.2.1 allows remote attackers to bypass authentication to alter settings in Relay Service Server.

The bug was discovered 08/01/2017. The weakness was published 08/04/2017 (Website). It is possible to read the advisory at intercom.co.jp. This vulnerability is known as CVE-2017-10817 since 07/04/2017. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

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-104813, VDB-104814, VDB-104816 and VDB-104817. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

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

Name: Settings
Class: Improper authentication / Settings
CWE: 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/04/2017 🔍
08/01/2017 +28 days 🔍
08/04/2017 +3 days 🔍
08/04/2017 +0 days 🔍
08/05/2017 +1 days 🔍
11/03/2019 +820 days 🔍

Sourcesinfo

Advisory: intercom.co.jp
Status: Not defined

CVE: CVE-2017-10817 (🔍)
GCVE (CVE): GCVE-0-2017-10817
GCVE (VulDB): GCVE-100-104815
See also: 🔍

Entryinfo

Created: 08/05/2017 20:08
Updated: 11/03/2019 15:22
Changes: 08/05/2017 20:08 (59), 11/03/2019 15:22 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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