Auth bypass in Rocket.chat

CVE-2022-35249

A information disclosure vulnerability exists in Rocket.Chat <v5 where the getUserMentionsByChannel meteor server method discloses messages from private channels and direct messages regardless of the users access permission to the room.

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: 0.008 (53.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.3% 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-2022-35249: held from 0.007 to 0.008.

EPSS over last 30 days · oldest: 0.007 · newest: 0.008 · change: +0.001

Affected products

  • Rocket.chat
  • Rocket.chat — versions Fixed in version 5.0>

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-35249?
CVE-2022-35249 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-2022-35249?
Medium severity. CVSS v3 base score is 4.3 out of 10.