VDB-110505 · CVE-2017-8867 · GCVE-0-2017-8867

CogniToys Dino Smart Toy up to 0.0.794 Voice Traffic key 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.
5.7	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in CogniToys Dino Smart Toy up to 0.0.794 and classified as critical. Affected is an unknown function of the component Voice Traffic Handler. Performing a manipulation results in key management. This vulnerability is known as CVE-2017-8867. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, was found in CogniToys Dino Smart Toy up to 0.0.794. This affects an unknown part of the component Voice Traffic Handler. The manipulation with an unknown input leads to a key management vulnerability. CWE is classifying the issue as CWE-320. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Elemental Path's CogniToys Dino smart toys through firmware version 0.0.794 use AES-128 with ECB mode to encrypt voice traffic between the device and remote server, allowing a malicious user to map encrypted traffic to a particular AES key index and gaining further access to eavesdrop on privacy-sensitive voice communication of a child and their Dino device.

The bug was discovered 11/03/2017. The weakness was published 12/11/2017 (Website). The advisory is shared at dl.acm.org. This vulnerability is uniquely identified as CVE-2017-8867 since 05/09/2017. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600.001 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 38 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-110503 and VDB-110504. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

CogniToys

Name

Dino Smart Toy

Version

0.0.794

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Key management
CWE: CWE-320
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/09/2017 🔍
11/03/2017 +178 days 🔍
12/11/2017 +38 days 🔍
12/11/2017 +0 days 🔍
12/12/2017 +1 days 🔍
12/13/2019 +731 days 🔍

Sourcesinfo

Advisory: dl.acm.org
Status: Not defined

CVE: CVE-2017-8867 (🔍)
GCVE (CVE): GCVE-0-2017-8867
GCVE (VulDB): GCVE-100-110505
See also: 🔍

Entryinfo

Created: 12/12/2017 08:02
Updated: 12/13/2019 21:20
Changes: 12/12/2017 08:02 (58), 12/13/2019 21:20 (1)
Complete: 🔍
Cache ID: 216:6A0:103

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