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HIGH · 7.5

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.

Vulnerability Description

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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
Rocket.ChatRocket.Chat< 6.0.0

Related Weaknesses (CWE)

CWE-284CWE-326

References

FAQ

What is CVE-2023-23911?

CVE-2023-23911 is a vulnerability with a CVSS score of 7.5 (HIGH). 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.

How severe is CVE-2023-23911?

CVE-2023-23911 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-23911?

Check the references section above for vendor advisories and patch information. Affected products include: Rocket.Chat Rocket.Chat.