CVEs / CVE-2024-0769
CVE-2024-0769: D-Link DIR-859 Router Path Traversal Vulnerability
- Known exploited in the CISA KEV catalog since 25 Jun 2025
- critical 9.8 CVSS 3.1 (NVD)
- EPSS 82.7% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
- Last changed at its sources
Are you affected? Check your servers with Stackurity: it lists the software on each server and the vulnerabilities to fix first.
Check your servers with Stackurity Already using Stackurity? Search for CVE-2024-0769
Summary
D-Link DIR-859 routers contain a path traversal vulnerability in the file /hedwig.cgi of the component HTTP POST Request Handler. Manipulation of the argument service with the input ../../../../htdocs/webinc/getcfg/DHCPS6.BRIDGE-1.xml allows for the leakage of session data potentially enabling privilege escalation and unauthorized control of the device. This vulnerability affects legacy D-Link products. All associated hardware revisions have reached their end-of-life (EOL) or end-of-service (EOS) life cycle and should be retired and replaced per vendor instructions.
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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| D-Link DIR-859 | 1.06B01 | — |
| dlink dir-859_firmware | 1.06b01 | — |
Exploitation
| In CISA KEV since | 25 Jun 2025 |
|---|---|
| Due date for US federal agencies | 16 Jul 2025 |
| Used in ransomware campaigns | Unknown |
| 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. |
Severity
| CVSS 3.1 | 9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-22 |
References
- CVE-2024-0769 on NVD
- CVE-2024-0769 in the CISA KEV catalog
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10371 (cited by CISA)
- https://github.com/c2dc/cve-reported/blob/main/CVE-2024-0769/CVE-2024-0769.md Exploit, Third Party Advisory
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10371 Vendor Advisory
- https://vuldb.com/?ctiid.251666 Permissions Required, VDB Entry
- https://vuldb.com/?id.251666 Third Party Advisory, VDB Entry
- https://nvd.nist.gov/vuln/detail/CVE-2024-0769 US Government Resource
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-0769 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.