CVE-2023-4494

Published Oct 4, 2023

Last updated a year ago

CVSS critical 9.8

Overview

Description: Stack-based buffer overflow vulnerability in Easy Chat Server 3.1 version. An attacker could send an excessively long username string to the register.ghp file asking for the name via a GET request resulting in arbitrary code execution on the remote machine.
Source: cve-coordination@incibe.es
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 9.8
Impact score: 5.9
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL

Weaknesses

nvd@nist.gov: CWE-119
cve-coordination@incibe.es: CWE-119

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:easy_chat_server_project:easy_chat_server:3.1:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "CA8A1B0D-1E87-44C2-958E-742264C49145"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References