CVE-2020-17023

Visual Studio JSON Remote Code Execution Vulnerability

High · published October 16, 2020

CVSS v3.1
7.8
EPSS
5%
Percentile
91.7
In the wild
Unconfirmed
What it is

<p>A remote code execution vulnerability exists in Visual Studio Code when a user is tricked into opening a malicious 'package.json' file. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user. If the current user is logged on with administrative user rights, an attacker could take control of the affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.</p>

<p>To exploit this vulnerability, an attacker would need to convince a target to clone a repository and open it in Visual Studio Code. Attacker-specified code would execute when the target opens the malicious 'package.json' file.</p>

<p>The update address the vulnerability by modifying the way Visual Studio Code handles JSON files.</p>

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.04619 · 91.7th percentile
Published
2020-10-16T22:18Z
EPSS history
Timeline
  • 16 OCT 22:18Z
    Visual Studio JSON Remote Code Execution Vulnerability
    cvelistv5