British Airways Entertainment System USB memory corruption

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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.
6.3	$5k-$25k	0.00

A vulnerability was found in British Airways Entertainment System (affected version not known) and classified as critical. Affected by this issue is an unknown code block of the component USB Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The British Airways Entertainment System, as installed on Boeing 777-36N(ER) and possibly other aircraft, does not prevent the USB charging/data-transfer feature from interacting with USB keyboard and mouse devices, which allows physically proximate attackers to conduct unanticipated attacks against Entertainment applications, as demonstrated by using mouse copy-and-paste actions to trigger a Chat buffer overflow or possibly have unspecified other impact.

The bug was discovered 02/22/2019. The weakness was presented 02/22/2019. This vulnerability is handled as CVE-2019-9019 since 02/22/2019. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 05/12/2020). This vulnerability has a historic impact due to its background and reception.

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

Productinfoedit

Vendor

British Airways

Name

Entertainment System

CPE 2.3infoedit

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CPE 2.2infoedit

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CVSSv3infoedit

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.9
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CVSSv2infoedit

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfoedit

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfoedit

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Countermeasuresinfoedit

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfoedit

02/22/2019 🔍
02/22/2019 +0 days 🔍
02/22/2019 +0 days 🔍
02/23/2019 +1 days 🔍
05/12/2020 +444 days 🔍

Sourcesinfoedit

Status: Not defined

CVE: CVE-2019-9019 (🔍)

Entryinfoedit

Created: 02/23/2019 07:58 AM
Updated: 05/12/2020 09:54 AM
Changes: (1) vulnerability_discoverydate
Complete: 🔍