Sixnet BT-5xxx M2M/BT-6xxx M2M up to 3.8.20/3.9.7 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.
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Sixnet BT-5xxx M2M and BT-6xxx M2M up to 3.8.20/3.9.7. Affected by this vulnerability is an unknown functionality. Such manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2016-4521. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Sixnet BT-5xxx M2M and BT-6xxx M2M up to 3.8.20/3.9.7 and classified as critical. Affected by this issue is an unknown part. 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:

Sixnet BT-5xxx and BT-6xxx M2M devices before 3.8.21 and 3.9.x before 3.9.8 have hardcoded credentials, which allows remote attackers to obtain access via unspecified vectors.

The weakness was disclosed 05/31/2016 (Website). The advisory is shared for download at ics-cert.us-cert.gov. This vulnerability is handled as CVE-2016-4521 since 05/05/2016. The exploitation is known to be easy. The attack may be launched remotely. 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.

Upgrading to version 3.8.21 or 3.9.8 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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: 🔍
Upgrade: BT-5xxx M2M/BT-6xxx M2M 3.8.21/3.9.8

Timelineinfo

05/05/2016 🔍
05/30/2016 +25 days 🔍
05/31/2016 +1 days 🔍
05/31/2016 +0 days 🔍
12/22/2018 +935 days 🔍

Sourcesinfo

Advisory: ics-cert.us-cert.gov
Status: Not defined

CVE: CVE-2016-4521 (🔍)
GCVE (CVE): GCVE-0-2016-4521
GCVE (VulDB): GCVE-100-87692

Entryinfo

Created: 05/31/2016 09:26
Updated: 12/22/2018 10:44
Changes: 05/31/2016 09:26 (56), 12/22/2018 10:44 (1)
Complete: 🔍
Cache ID: 216:DE9:103

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