Vulnerability Description
A vulnerability was identified in D-Link DIR-505 1.10B02. Affected is the function save_upload_file/mp_upload_file of the file /usr/bin/tftpd of the component TFTP Upload Filename Handler. The manipulation leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is publicly available and might be used.
CVSS Score
CRITICAL
Related Weaknesses (CWE)
References
- https://github.com/Walnut1337/DIR-505_filename_rce/tree/main/poc
- https://vuldb.com/cve/CVE-2026-120189
- https://vuldb.com/submit/1027185
- https://vuldb.com/vuln/429528
- https://vuldb.com/vuln/429528/cti
- https://www.dlink.com/
FAQ
What is CVE-2026-120189?
CVE-2026-120189 is a vulnerability with a CVSS score of 10.0 (CRITICAL). A vulnerability was identified in D-Link DIR-505 1.10B02. Affected is the function save_upload_file/mp_upload_file of the file /usr/bin/tftpd of the component TFTP Upload Filename Handler. The manipul...
How severe is CVE-2026-120189?
CVE-2026-120189 has been rated CRITICAL with a CVSS base score of 10.0/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-120189?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.