Vulnerability in Rocket.chat

CVE-2023-23911

An improper access control vulnerability exists prior to v6 that could allow an attacker to break the E2E encryption of a chat room by a user changing the group key of a chat room.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (15.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.4% 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-2023-23911: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • Rocket.chat
  • Rocket.chat — versions fixed version => 6.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-23911?
CVE-2023-23911 is a high-severity vulnerability in Rocket.chat, classified under Improper Access Control. CVSS score: 7.5/10. Published 2023-03-10.
How severe is CVE-2023-23911?
High severity. CVSS v3 base score is 7.5 out of 10.