PT-2022-15163 · Rocket.Chat · Rocketchat Livechat

Cyberasset · Published 2022-04-01 · Updated 2022-04-08 · CVE-2022-21830

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 RocketChat LiveChat versions prior to 1.9

Description A blind self XSS issue exists that could allow an attacker to trick a victim into pasting malicious code in their chat instance. This could potentially lead to the execution of unauthorized code within the victim's chat instance.

Recommendations For versions prior to 1.9, update to version 1.9 or later to resolve the issue. As a temporary workaround, consider restricting the ability for users to paste code in their chat instances until a patch is applied.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2022-21830

GHSA-HF55-C445-2W97

Affected Products

Rocketchat Livechat

References · 8

• 🔥 https://hackerone.com/reports/1091118 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-21830 · Security Note
• https://osv.dev/vulnerability/CVE-2022-21830 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-hf55-c445-2w97 · Vendor Advisory
• https://github.com/RocketChat/Rocket.Chat.Livechat/pull/558 · Note
• https://github.com/RocketChat/Rocket.Chat.Livechat · Note
• https://github.com/RocketChat/Rocket.Chat.Livechat/releases/tag/v1.9.0 · Note
• https://t.me/cibsecurity/40043 · Telegram Post