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redosRedosROS-2-1193
HistorySep 08, 2021 - 12:00 a.m.

ROS-2-1193

2021-09-0800:00:00
redos.red-soft.ru
3
vulnerability
remote code execution
specially crafted playlists
security updates
third party files
vlc
patch
official repository
yum update
rpm installation

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8.4

Confidence

High

2.1193 VLC vulnerabilities with specially designed playlists

1. Vulnerability description:

A remote user can create a specially crafted file that can cause various issues. It is possible to trigger remote code execution through a specially created playlist and trick the user into interacting with elements of that playlist.IDENTifier of the Information Security Threat Data Bank of the FSTEC of Russia:

2. Possible measures to eliminate the vulnerability

User should refrain from opening files from untrusted third parties or accessing untrusted remote sites (or disable VLC browser plugins) until a patch is applied. Or - install security updates for the package: vlc**Installing updates is possible in the following ways:**a) if the computer with the installed version of the OS has access to the official repository of the manufacturer, you need to run the update as administrator with the command:# yum updateAfter the list of updated packages is displayed, agree to apply updates by pressing the Y key on the keyboard. Wait until the update installation is complete and make sure that there are no errors during its installation.b)If the computer with the installed OS version does not have access to the vendor’s official repository, you should perform the following actions: - download the updated package (with dependencies if necessary): http://repo.red-soft.ru/redos/7.2c/x86_64/updates/vlc-extras-3.0.14-0.1.el7.x86_64.rpm Check the package integrity and authenticity by instructionsInstall the downloaded package(s) with the command:# yum localinstall *.rpmWhen the list of updated packages is displayed, agree to apply the updates by pressingY on the keyboard. Wait for the updates to finish installing and make sure there are no errors during the installation.

Date of last modification: 08.09.2021

OSVersionArchitecturePackageVersionFilename
redosunknown< UNKNOWN

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8.4

Confidence

High