PT-2021-17783 · Eclipse · Eclipse Theia

Luigigubello · Published 2021-03-12 · Updated 2021-04-13 · CVE-2021-28161

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: Eclipse Theia versions up to and including 1.8.0

Description: The issue concerns the lack of HTML escaping in the debug console, allowing arbitrary Javascript code to be injected.

Recommendations: For Eclipse Theia versions up to and including 1.8.0, consider disabling the debug console feature until a patch is available to prevent arbitrary Javascript code injection.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-28161

GHSA-CWG9-C9CR-P5FQ

Affected Products

Eclipse Theia

References · 5

• 🔥 https://github.com/eclipse-theia/theia/issues/8794 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-28161 · Security Note
• https://osv.dev/vulnerability/CVE-2021-28161 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-cwg9-c9cr-p5fq · Vendor Advisory
• https://t.me/cibsecurity/24878 · Telegram Post