Is CVE-2021-22892 in the CISA KEV catalog?

No. CVE-2021-22892 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-22892?

CVE-2021-22892 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2021-22892?

CVE-2021-22892 has an EPSS score of 1.86% (77th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-22892?

Upgrade rocket.chat to 3.12.2 or later.

CVE & CISA-KEV Catalog

CVE-2021-22892

HIGHEPSS 77th pctl

7.5

CVSS v3

NVD

Description

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.

CWE-200Information Exposure CWE-203

How to fix

Remediation Available

rocket.chatNVD

Affected:>= 3.12.0, < 3.12.2Fixed in:3.12.2CVE-2021-22892derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

1.86%probability of exploitation in 30 days

77thpercentile

Elevated risk: more likely to be exploited than 77% of all known CVEs.

References

Exploit1

hackerone.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.