CVE-2026-5983 — HIGH (8.8) — White Hats Nepal

Vulnerability Description

A vulnerability was determined in D-Link DIR-605L 2.13B01. This issue affects the function formSetDDNS of the file /goform/formSetDDNS of the component POST Request Handler. Executing a manipulation of the argument curTime can lead to buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. This vulnerability only affects products that are no longer supported by the maintainer.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Dlink	Dir-605L Firmware	2.13b01
Dlink	Dir-605L	-

Related Weaknesses (CWE)

CWE-120 CWE-119

References

https://lavender-bicycle-a5a.notion.site/D-Link-DIR-605L-formSetDDNS-33153a41781ExploitThird Party Advisory
https://vuldb.com/submit/791856Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/356537Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/356537/ctiPermissions RequiredVDB Entry
https://www.dlink.com/Product

FAQ

What is CVE-2026-5983?

CVE-2026-5983 is a vulnerability with a CVSS score of 8.8 (HIGH). A vulnerability was determined in D-Link DIR-605L 2.13B01. This issue affects the function formSetDDNS of the file /goform/formSetDDNS of the component POST Request Handler. Executing a manipulation o...

How severe is CVE-2026-5983?

CVE-2026-5983 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-5983?

Check the references section above for vendor advisories and patch information. Affected products include: Dlink Dir-605L Firmware, Dlink Dir-605L.