PT-2020-20201 · Masscode · Masscode

Published 2020-02-03 · Updated 2020-02-06 · CVE-2020-8548

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions massCode version 1.0.0-alpha.6

Description The issue allows for XSS via crafted Markdown text, resulting in remote code execution because nodeIntegration in webPreferences is set to true.

Recommendations For massCode version 1.0.0-alpha.6, consider setting nodeIntegration in webPreferences to false as a temporary workaround to prevent remote code execution.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2020-8548

Affected Products

Masscode

References · 5

• 🔥 https://github.com/antonreshetov/massCode/issues/44 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-8548 · Security Note
• https://osv.dev/vulnerability/CVE-2020-8548 · Vendor Advisory
• https://github.com/antonreshetov/massCode/issues/43 · Note
• https://t.me/cvenotify/728 · Telegram Post