Sony Bravia TV Wi-Fi SYN Flood Flooding denial of service

A vulnerability has been found in Sony Bravia TV (Digital Media Player) (the affected version is unknown) and classified as problematic. This vulnerability affects an unknown code block of the component Wi-Fi Handler. The manipulation as part of a SYN Flood leads to a denial of service vulnerability (Flooding). The CWE definition for the vulnerability is CWE-404. As an impact it is known to affect availability.

The weakness was released 07/09/2019 as mailinglist post (Full-Disclosure). The advisory is available at seclists.org. This vulnerability was named CVE-2019-11890 since 05/13/2019. Access to the local network is required for this attack. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 07/09/2019).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entry connected to this vulnerability is available at 137505.

Type

• Digital Media Player

Vendor

• Sony

Name

• Bravia TV

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VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Denial of service / Flooding (CWE-404)
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍Recommended: no mitigation known

0-Day Time: 🔒

05/13/2019 CVE assigned
07/09/2019 +57 days Advisory disclosed
07/09/2019 +0 days VulDB entry created
07/09/2019 +0 days VulDB last updateAdvisory: seclists.org

CVE: CVE-2019-11890 (🔒)
See also: 🔒

Created: 07/09/2019 09:35 PM
Complete: 🔍

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