Auth bypass in Rocket.chat

CVE-2022-35247

A information disclosure vulnerability exists in Rocket.chat <v5, <v4.8.2 and <v4.7.5 where the lack of ACL checks in the getRoomRoles Meteor method leak channel members with special roles to unauthorized clients.

Vulnerability class: Information Disclosure

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.006 (49.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-35247: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.001

Affected products

  • Rocket.chat
  • Rocket.chat — versions Fixed in versions 4.7.5, 4.8,2 and 5.0.0>

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-35247?
CVE-2022-35247 is a medium-severity vulnerability in Rocket.chat, classified under Information Disclosure. CVSS score: 4.3/10. Published 2022-09-23.
How severe is CVE-2022-35247?
Medium severity. CVSS v3 base score is 4.3 out of 10.