Ring Video Doorbell Setup IoT credentials management

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.
3.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in Ring Video Doorbell and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Setup Handler. The manipulation leads to credentials management (IoT). This vulnerability is documented as CVE-2015-4400. It is possible to launch the attack on the physical device. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Ring Video Doorbell (the affected version unknown). This issue affects an unknown part of the component Setup Handler. The manipulation with an unknown input leads to a credentials management vulnerability (IoT). Using CWE to declare the problem leads to CWE-255. Impacted is confidentiality. The summary by CVE is:

Ring (formerly DoorBot) video doorbells allow remote attackers to obtain sensitive information about the wireless network configuration by pressing the set up button and leveraging an API in the GainSpan Wi-Fi module.

The bug was discovered 05/10/2015. The weakness was released 02/06/2018 (Website). It is possible to read the advisory at blog.fortinet.com. The identification of this vulnerability is CVE-2015-4400 since 06/06/2015. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1552 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 1003 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.

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

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 2.4
VulDB Temp Score: 2.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.6
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: IoT
Class: Credentials management / IoT
CWE: CWE-255
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

05/10/2015 🔍
06/06/2015 +27 days 🔍
02/06/2018 +976 days 🔍
02/06/2018 +0 days 🔍
02/07/2018 +1 days 🔍
01/02/2020 +694 days 🔍

Sourcesinfo

Advisory: blog.fortinet.com
Status: Not defined

CVE: CVE-2015-4400 (🔍)
GCVE (CVE): GCVE-0-2015-4400
GCVE (VulDB): GCVE-100-112871

Entryinfo

Created: 02/07/2018 08:24
Updated: 01/02/2020 07:29
Changes: 02/07/2018 08:24 (56), 01/02/2020 07:29 (1)
Complete: 🔍
Cache ID: 216::103

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