Vulnerability · Published Sep 23, 2022 · Assigned by hackerone

CVE-2022-32226

Medium 4.3

In plain English

A medium-severity improper access control in Rocket.Chat. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.8%top 43.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
n/a	Rocket.Chat	Fixed in 4.7.5, 4.8.2 and 5.0.0

Weakness: CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

References

https://hackerone.com/reports/1410357 x_refsource_MISC