CVE-2022-46378

Published May 10, 2023

Last updated a year ago

Overview

Description: An out-of-bounds read vulnerability exists in the PORT command parameter extraction functionality of Weston Embedded uC-FTPs v 1.98.00. A specially-crafted set of network packets can lead to denial of service. An attacker can send packets to trigger this vulnerability.This vulnerability occurs when no port argument is provided to the `PORT` command.
Source: talos-cna@cisco.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-125
talos-cna@cisco.com: CWE-823

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:weston-embedded:uc-ftps:1.98.00:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "EBF1C85E-372F-44A2-B440-AC014D4801A3"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References