PT-2024-29900 · Cefsharp+1 · Cefsharp+1

Ry0Tak · Published 2024-08-08 · Updated 2024-08-29 · CVE-2024-42366

Positive Technologies (AI Summary)

CVSS v3.1

9.0

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions VRCX versions prior to 2024.03.23

Description The issue affects VRCX, an assistant/companion application for VRChat. It involves a CefSharp browser with over-permission and cross-site scripting via overlay notification, which can be combined to result in remote command execution.

Recommendations For versions prior to 2024.03.23, update the installation to VRCX 2023.12.24 or later to continue using VRCX, as older versions have been blocked on the VRC's API side.

Exploit

Fix

Improper Privilege Management

XSS

Weakness Enumeration

CWE-269

CWE-79

Related Identifiers

CVE-2024-42366

GHSA-J98G-MGJM-WQPH

Affected Products

Cefsharp

Vrcx

References · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/42xxx/CVE-2024-42366.json · Exploit
• https://github.com/vrcx-team/VRCX/commit/cd2387aa3289f936ce60049121c24b0765bd4180 · Patch
• https://github.com/vrcx-team/VRCX/security/advisories/GHSA-j98g-mgjm-wqph · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2024-42366 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-42366 · Security Note
• https://twitter.com/cracbot/status/1823238135570206871 · Twitter Post
• https://t.me/cvedetector/2803 · Telegram Post