D-Link DIR-859 Router Path Traversal
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA deadline 2025-07-16 · passed 1 year 1 month ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
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.
Who is affected
D-Link DIR-859 Router. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-22.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 1 year 1 month ago
Sources
- NVD entry for CVE-2024-0769 nvd.nist.gov/vuln/detail/CVE-2024-0769
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- supportannouncement.us.dlink.com supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10371
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2024-0769