CVE-2023-28356

Published May 11, 2023

Last updated a year ago

Overview

Description: 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.
Source: support@hackerone.com
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.5
Impact score: 3.6
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: HIGH

Weaknesses

nvd@nist.gov: CWE-400
support@hackerone.com: CWE-400

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "2B1141C6-65B5-4FC0-8E0C-C8162E3FDD73",
            "versionEndExcluding": "6.0.0"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References