CVE-2023-28356

A vulnerability has been identified where a maliciously crafted message containing a specific chain of characters can cause the chat to enter a hot loop on one of the processes, consuming ~120% CPU and rendering the service unresponsive.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://hackerone.com/reports/1461340	Third Party Advisory
https://hackerone.com/reports/1461340	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*

History

27 Jan 2025, 17:15

Type	Values Removed	Values Added
CWE		CWE-770

21 Nov 2024, 07:54

Type	Values Removed	Values Added
References	~~() https://hackerone.com/reports/1461340 - Third Party Advisory~~	() https://hackerone.com/reports/1461340 - Third Party Advisory

22 May 2023, 17:55

Type	Values Removed	Values Added
CPE		cpe:2.3:a:rocket.chat:rocket.chat::::::::
References	~~(MISC) https://hackerone.com/reports/1461340 -~~	(MISC) https://hackerone.com/reports/1461340 - Third Party Advisory
CWE		CWE-400
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.5

11 May 2023, 22:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-05-11 22:15

Updated : 2025-01-27 17:15

NVD link : CVE-2023-28356

Mitre link : CVE-2023-28356

CVE.ORG link : CVE-2023-28356

JSON object : View

Products Affected

rocket.chat

rocket.chat

CWE

CWE-400

Uncontrolled Resource Consumption

CWE-770

Allocation of Resources Without Limits or Throttling

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7.5 /10