What is CVE-2021-22892?

CVE-2021-22892 is a high-severity vulnerability in Rocket.chat, classified under Information Disclosure. CVSS score: 7.5/10. Published 2021-05-27.

How severe is CVE-2021-22892?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2021-22892 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Information disclosure in Rocket.chat

CVE-2021-22892

An information disclosure vulnerability exists in the Rocket.Chat server fixed v3.13, v3.12.2 & v3.11.3 that allowed email addresses to be disclosed by enumeration and validation checks.

Vulnerability class: Information Disclosure

EPSS: 0.019 (77.1th percentile) — read the EPSS interpretation.

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.

Affected products

Rocket.chat — versions 3.12.3, 3.12.4, 3.12.5
N/a Rocket.chat Server — versions Fixed versions: 3.13, 3.12.2, 3.11.3

Weakness classification (CWE)

Public proof-of-concept exploits

References

support@hackerone.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-22892?: CVE-2021-22892 is a high-severity vulnerability in Rocket.chat, classified under Information Disclosure. CVSS score: 7.5/10. Published 2021-05-27.
How severe is CVE-2021-22892?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-22892 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.