Auth bypass in Rocket.chat

CVE-2022-35248

A improper authentication vulnerability exists in Rocket.Chat <v5, <v4.8.2 and <v4.7.5 that allowed two factor authentication can be bypassed when telling the server to use CAS during login.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.014 (71.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 71.5% 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-2022-35248: held from 0.013 to 0.014.

EPSS over last 30 days · oldest: 0.013 · newest: 0.014 · change: +0.001

Affected products

  • Rocket.chat
  • Rocket.chat — versions Fixed in versions 4.7.5, 4.8.2, 5.0.0>

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-35248?
CVE-2022-35248 is a high-severity vulnerability in Rocket.chat, classified under Improper Authentication. CVSS score: 8.8/10. Published 2022-09-23.
How severe is CVE-2022-35248?
High severity. CVSS v3 base score is 8.8 out of 10.