Denial of Service Vulnerability in Chat Service by Specific Vendor
CVE-2023-28356

7.5HIGH

Key Information:

Vendor

Rocket.chat

Status
Rocket.chat
Vendor
CVE Published:
11 May 2023

What is CVE-2023-28356?

A vulnerability has been found in the chat service where a specially crafted message can trigger a loop in one of the service processes. This can lead to excessive CPU usage, often exceeding 120%, and results in the chat service becoming unresponsive, significantly disrupting user experience. Address this issue to ensure service reliability and performance.

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Deploy the Patch

Affected Version(s)

Rocket.Chat This issue has been fixed in version 6.0> and is backported for the supported versions. Check this document for more info: https://docs.rocket.chat/resources/get-support/enterprise-support#rocket.chat-versions

References

https://hackerone.com/reports/1461340

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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