Sony KD-65AF8 USB3 Device denial of service

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.
4.4	$0-$5k	0.00

A vulnerability was found in Sony KD-65AF8 (affected version unknown). It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the component USB3 Device Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The program does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was disclosed 11/03/2020 by Marc Ruef with scip AG. The advisory is shared at twitter.com. The public release happened without involvement of Sony. This vulnerability is known as CVE-2020-28207. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Technical details are unknown but a private exploit is available.

A private exploit has been developed by Marc Ruef. It is declared as proof-of-concept.

The problem might be mitigated by replacing the product with as an alternative.

Productinfo

Vendor

Sony

Name

KD-65AF8

License

commercial

CPE 2.3info

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CPE 2.2info

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CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.4

VulDB Base Score: 4.6
VulDB Temp Score: 4.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Access: Private
Status: Proof-of-Concept
Author: Marc Ruef
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: Alternative
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/03/2020 🔍
11/03/2020 +0 days 🔍
11/04/2020 +0 days 🔍
12/01/2020 +27 days 🔍

Sourcesinfo

Advisory: twitter.com
Researcher: Marc Ruef
Organization: scip AG
Status: Confirmed

CVE: CVE-2020-28207 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 11/03/2020 11:19 AM
Updated: 12/01/2020 09:34 PM
Changes: 11/03/2020 11:19 AM (34), 11/03/2020 11:20 AM (15), 11/04/2020 08:28 AM (1), 12/01/2020 09:34 PM (2)
Complete: 🔍