CVE-2022-32226CWE-284

An improper access control vulnerability exists in Rocket.Chat <v5, <v4.8.2 and <v4.7.5 due to input data in the getUsersOfRoom Meteor server method is not…

Medium · published September 23, 2022

CVSS v3.1
4.3
EPSS
1%
Percentile
55.6
In the wild
Unconfirmed
What it is

An improper access control vulnerability exists in Rocket.Chat <v5, <v4.8.2 and <v4.7.5 due to input data in the getUsersOfRoom Meteor server method is not type validated, so that MongoDB query operator objects are accepted by the server, so that instead of a matching rid String a$regex query can be executed, bypassing the room access permission check for every but the first matching room.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00785 · 55.6th percentile
Weakness
CWE-284 · Improper Access Control
Published
2022-09-23T18:28Z
EPSS history
Timeline
  • 23 SEP 18:28Z
    An improper access control vulnerability exists in Rocket.Chat <v5, <v4.8.2 and <v4.7.5 due to input data in the getUsersOfRoom Meteor server method is not…
    cvelistv5