daneren2005 DSub for Subsonic 5.4.1 on Android Server Certificate certificate validation

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 (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.5$0-$5k0.00

A vulnerability classified as critical has been found in daneren2005 DSub for Subsonic 5.4.1 on Android (Android App Software). This affects an unknown part of the component Server Certificate. The manipulation with an unknown input leads to a certificate validation vulnerability. CWE is classifying the issue as CWE-295. The software does not validate, or incorrectly validates, a certificate. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

daneren2005 DSub for Subsonic (Android client) version 5.4.1 contains a CWE-295: Improper Certificate Validation vulnerability in HTTPS Client that can result in Any non-CA signed server certificate, including self signed and expired, are accepted by the client. This attack appear to be exploitable via The victim connects to a server that's MITM/Proxied by an attacker.

The bug was discovered 09/04/2018. The weakness was released 09/06/2018 (GitHub Repository). It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2018-1000664 since 09/06/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1587.003 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 2 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.

Productinfo

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Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.6
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
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: Certificate validation
CWE: CWE-295 / CWE-287
ATT&CK: T1587.003

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

09/04/2018 🔍
09/06/2018 +1 days 🔍
09/06/2018 +0 days 🔍
09/06/2018 +0 days 🔍
09/06/2018 +0 days 🔍
05/07/2023 +1704 days 🔍

Sourcesinfo

Advisory: 60
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-1000664 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 09/06/2018 08:50 PM
Updated: 05/07/2023 10:55 AM
Changes: 09/06/2018 08:50 PM (59), 03/21/2020 08:22 AM (2), 05/07/2023 10:55 AM (4)
Complete: 🔍

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