PT-2021-11320 · Eclipse · Eclipse Theia

Omespino · Published 2021-02-24 · Updated 2021-04-13 · CVE-2020-27224

Positive Technologies (AI Summary)

CVSS v3.1

9.6

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions: Eclipse Theia versions up to and including 1.2.0

Description: The issue allows for the execution of arbitrary code through the Markdown Preview (@theia/preview) in Eclipse Theia.

Recommendations: For Eclipse Theia versions up to and including 1.2.0, consider disabling the Markdown Preview (@theia/preview) until a patch is available.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2020-27224

GHSA-GCM9-CC3R-C6VJ

Affected Products

Eclipse Theia

References · 8

• 🔥 https://github.com/eclipse-theia/theia/issues/7954 · Exploit
• 🔥 https://omespino.com/write-up-google-bug-bounty-xss-to-cloud-shell-instance-takeover-rce-as-root-5000-usd · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-27224 · Security Note
• https://osv.dev/vulnerability/CVE-2020-27224 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-gcm9-cc3r-c6vj · Vendor Advisory
• https://github.com/eclipse-theia/theia/pull/7971 · Note
• https://t.me/cvenotify/10719 · Telegram Post
• https://t.me/cibsecurity/24089 · Telegram Post