4.6
MEDIUM
CVE-2019-19947
Kvaser USB Leaf Uninitialized Memory Information Leak
Description

In the Linux kernel through 5.4.6, there are information leaks of uninitialized memory to a USB device in the drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c driver, aka CID-da2311a6385c.

INFO

Published Date :

Dec. 24, 2019, 12:15 a.m.

Last Modified :

Nov. 21, 2024, 4:35 a.m.

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

0.9
Affected Products

The following products are affected by CVE-2019-19947 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Netapp active_iq_unified_manager
2 Netapp cloud_backup
3 Netapp solidfire_\&_hci_management_node
4 Netapp e-series_santricity_os_controller
5 Netapp steelstore_cloud_integrated_storage
6 Netapp solidfire_baseboard_management_controller
7 Netapp hci_baseboard_management_controller
8 Netapp data_availability_services
9 Netapp aff_baseboard_management_controller
10 Netapp fas\/aff_baseboard_management_controller
1 Linux linux_kernel
1 Canonical ubuntu_linux
1 Debian debian_linux
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-19947.

URL Resource
http://www.openwall.com/lists/oss-security/2019/12/24/1 Mailing List Third Party Advisory
https://github.com/torvalds/linux/commit/da2311a6385c3b499da2ed5d9be59ce331fa93e9 Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20200204-0002/ Third Party Advisory
https://usn.ubuntu.com/4284-1/ Third Party Advisory
https://usn.ubuntu.com/4285-1/ Third Party Advisory
https://usn.ubuntu.com/4427-1/ Third Party Advisory
https://usn.ubuntu.com/4485-1/ Third Party Advisory
http://www.openwall.com/lists/oss-security/2019/12/24/1 Mailing List Third Party Advisory
https://github.com/torvalds/linux/commit/da2311a6385c3b499da2ed5d9be59ce331fa93e9 Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20200204-0002/ Third Party Advisory
https://usn.ubuntu.com/4284-1/ Third Party Advisory
https://usn.ubuntu.com/4285-1/ Third Party Advisory
https://usn.ubuntu.com/4427-1/ Third Party Advisory
https://usn.ubuntu.com/4485-1/ Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-19947 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-19947 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2019/12/24/1
    Added Reference https://github.com/torvalds/linux/commit/da2311a6385c3b499da2ed5d9be59ce331fa93e9
    Added Reference https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
    Added Reference https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
    Added Reference https://security.netapp.com/advisory/ntap-20200204-0002/
    Added Reference https://usn.ubuntu.com/4284-1/
    Added Reference https://usn.ubuntu.com/4285-1/
    Added Reference https://usn.ubuntu.com/4427-1/
    Added Reference https://usn.ubuntu.com/4485-1/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Nov. 09, 2022

    Action Type Old Value New Value
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html No Types Assigned https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html Mailing List, Third Party Advisory
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html No Types Assigned https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html Mailing List, Third Party Advisory
    Changed Reference Type https://security.netapp.com/advisory/ntap-20200204-0002/ No Types Assigned https://security.netapp.com/advisory/ntap-20200204-0002/ Third Party Advisory
    Changed Reference Type https://usn.ubuntu.com/4284-1/ No Types Assigned https://usn.ubuntu.com/4284-1/ Third Party Advisory
    Changed Reference Type https://usn.ubuntu.com/4285-1/ No Types Assigned https://usn.ubuntu.com/4285-1/ Third Party Advisory
    Changed Reference Type https://usn.ubuntu.com/4427-1/ No Types Assigned https://usn.ubuntu.com/4427-1/ Third Party Advisory
    Changed Reference Type https://usn.ubuntu.com/4485-1/ No Types Assigned https://usn.ubuntu.com/4485-1/ Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:* *cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:data_availability_services:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:* versions from (including) 11.0 up to (including) 11.70.2 *cpe:2.3:a:netapp:fas\/aff_baseboard_management_controller:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:hci_baseboard_management_controller:h610s:*:*:*:*:*:*:* *cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:* *cpe:2.3:h:netapp:aff_baseboard_management_controller:a700s:*:*:*:*:*:*:* *cpe:2.3:h:netapp:solidfire_baseboard_management_controller:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Sep. 15, 2020

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/4485-1/ [No Types Assigned]
  • CWE Remap by [email protected]

    Aug. 24, 2020

    Action Type Old Value New Value
    Changed CWE CWE-200 CWE-908
  • CVE Modified by [email protected]

    Jul. 27, 2020

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/4427-1/ [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 02, 2020

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/4284-1/ [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 02, 2020

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html [No Types Assigned]
  • CVE Modified by [email protected]

    Feb. 24, 2020

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/4285-1/ [No Types Assigned]
  • CVE Modified by [email protected]

    Feb. 04, 2020

    Action Type Old Value New Value
    Added Reference https://security.netapp.com/advisory/ntap-20200204-0002/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 18, 2020

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Jan. 02, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type http://www.openwall.com/lists/oss-security/2019/12/24/1 No Types Assigned http://www.openwall.com/lists/oss-security/2019/12/24/1 Mailing List, Third Party Advisory
    Changed Reference Type https://github.com/torvalds/linux/commit/da2311a6385c3b499da2ed5d9be59ce331fa93e9 No Types Assigned https://github.com/torvalds/linux/commit/da2311a6385c3b499da2ed5d9be59ce331fa93e9 Patch, Third Party Advisory
    Added CWE NIST CWE-200
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 5.4.6
  • CVE Modified by [email protected]

    Dec. 24, 2019

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2019/12/24/1 [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-19947 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-19947 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.49 }} -0.08%

score

0.75834

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability