CVE-2024-0769

Published Jan 21, 2024

Last updated 6 months ago

Firmware

Overview

AI description

Automated description summarized from trusted sources.

CVE-2024-0769 is a path traversal vulnerability affecting D-Link DIR-859 routers. It resides in the `/hedwig.cgi` component's HTTP POST request handler. By manipulating the `service` argument, remote attackers can bypass security restrictions and access sensitive files. The vulnerability allows unauthorized access to system files, potentially leading to complete system compromise and data theft. While the affected product is end-of-life, the public availability of the exploit makes it a threat if the device is still in operation.

Description: ** UNSUPPORTED WHEN ASSIGNED ** A vulnerability was found in D-Link DIR-859 1.06B01. It has been rated as critical. Affected by this issue is some unknown functionality of the file /hedwig.cgi of the component HTTP POST Request Handler. The manipulation of the argument service with the input ../../../../htdocs/webinc/getcfg/DHCPS6.BRIDGE-1.xml leads to path traversal. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-251666 is the identifier assigned to this vulnerability. NOTE: This vulnerability only affects products that are no longer supported by the maintainer. NOTE: Vendor was contacted early and confirmed immediately that the product is end-of-life. It should be retired and replaced.
Source: cna@vuldb.com
NVD status: Analyzed
CNA Tags: unsupported-when-assigned
Products: dir-859_firmware

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

CVSS 2.0

Type: Secondary
Base score: 5
Impact score: 2.9
Exploitability score: 10
Vector string: AV:N/AC:L/Au:N/C:P/I:N/A:N

Known exploits

Data from CISA

Vulnerability name: D-Link DIR-859 Router Path Traversal Vulnerability
Exploit added on: Jun 25, 2025
Exploit action due: Jul 16, 2025
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weaknesses

cna@vuldb.com: CWE-22

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:dlink:dir-859_firmware:1.06:beta1:*:*:*:*:*:*",
            "matchCriteriaId": "3E0346C9-BBD3-490A-97AE-806E02DC04B6",
            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      },
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:h:dlink:dir-859:-:*:*:*:*:*:*:*",
            "matchCriteriaId": "D1DEEF5B-D8E9-45F3-8A89-52CE8402E6F5",
            "vulnerable": false
          }
        ],
        "negate": false,
        "operator": "OR"
      }
    ],
    "operator": "AND"
  }
]

References

Sources include official advisories and independent security research.