VDB-146628 · CVE-2019-19536 · DLA 2068-1

Linux Kernel up to 5.2.8 USB Device pcan_usb_pro.c information disclosure

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.
3.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Linux Kernel up to 5.2.8. It has been declared as problematic. This impacts an unknown function of the file drivers/net/can/usb/peak_usb/pcan_usb_pro.c of the component USB Device Handler. The manipulation results in information disclosure. This vulnerability was named CVE-2019-19536. An attack on the physical device is feasible. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Linux Kernel up to 5.2.8 (Operating System). Affected is some unknown processing of the file drivers/net/can/usb/peak_usb/pcan_usb_pro.c of the component USB Device Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

In the Linux kernel before 5.2.9, there is an info-leak bug that can be caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_pro.c driver, aka CID-ead16e53c2f0.

The weakness was presented 12/03/2019 (oss-sec). The advisory is shared for download at openwall.com. This vulnerability is traded as CVE-2019-19536 since 12/03/2019. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1592.

Upgrading to version 5.2.9 eliminates this vulnerability.

See VDB-146615, VDB-146616, VDB-146617 and VDB-146618 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Operating System

Vendor

Linux

Name

Kernel

Version

License

open-source

Website

Vendor: https://www.kernel.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 2.4
VulDB Temp Score: 2.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.6
NVD Vector: 🔍

CVSSv2info

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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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 5.2.9
Patch: git.kernel.org

Timelineinfo

12/03/2019 🔍
12/03/2019 +0 days 🔍
12/04/2019 +1 days 🔍
03/07/2024 +1555 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: DLA 2068-1
Status: Not defined

CVE: CVE-2019-19536 (🔍)
GCVE (CVE): GCVE-0-2019-19536
GCVE (VulDB): GCVE-100-146628
See also: 🔍

Entryinfo

Created: 12/04/2019 10:46
Updated: 03/07/2024 07:51
Changes: 12/04/2019 10:46 (42), 12/04/2019 10:51 (18), 03/07/2024 07:51 (5)
Complete: 🔍
Cache ID: 216::103