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Vulnerability record · CVE-2025-13551 · published 23 November 2025

CVE-2025-13551: Dlink dir-822k firmware memory buffer overflow vulnerability

Dlink · Dir 822k Firmware

A vulnerability was identified in D-Link DIR-822K and DWR-M920 1.00_20250513164613/1.1.50. The affected element is an unknown function of the file /boafrm/formWanConfigSetup. The manipulation of the argument submit-url leads to buffer overflow. The attack is possible to be carried out remotely. The exploit is publicly available and might be used.

7.4 CVSS 4.0 High EPSS 0.76% · top 46.7% CWE-119 · Memory buffer overflowCWE-120 · Classic buffer overflow
7.4CVSS 4.0 base score, v2 9.0
0.76%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
9References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

A vulnerability was identified in D-Link DIR-822K and DWR-M920 1.00_20250513164613/1.1.50. The affected element is an unknown function of the file /boafrm/formWanConfigSetup. The manipulation of the argument submit-url leads to buffer overflow. The attack is possible to be carried out remotely. The exploit is publicly available and might be used.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/QIU-DIE/CVE/issues/35 ExploitIssue Tracking
https://github.com/QIU-DIE/CVE/issues/46 ExploitIssue Tracking
https://vuldb.com/?ctiid.333318 Permissions RequiredVDB Entry
https://vuldb.com/?id.333318 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.693785 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.695436 Third Party AdvisoryVDB Entry
https://www.dlink.com/ Product
https://github.com/QIU-DIE/CVE/issues/35 ExploitIssue Tracking
https://github.com/QIU-DIE/CVE/issues/46 ExploitIssue Tracking

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.4CVE-2025-15193Dlink dwr-m920 firmware memory buffer overflow vulnerabilityA vulnerability was detected in D-Link DWR-M920 up to 1.1.50. This affects the function sub_423848 of the file /boafrm/formParentControl. Performing …EPSS 0.79%7.4CVE-2025-15190Dlink dwr-m920 firmware memory buffer overflow vulnerabilityA security flaw has been discovered in D-Link DWR-M920 up to 1.1.50. Impacted is the function sub_42261C of the file /boafrm/formFilter. The manipula…EPSS 0.79%7.4CVE-2025-15189Dlink dwr-m920 firmware memory buffer overflow vulnerabilityA vulnerability was identified in D-Link DWR-M920 up to 1.1.50. This issue affects the function sub_464794 of the file /boafrm/formDefRoute. The mani…EPSS 0.79%7.4CVE-2025-13553Dlink dwr-m920 firmware memory buffer overflow vulnerabilityA weakness has been identified in D-Link DWR-M920 1.1.50. This affects the function sub_41C7FC of the file /boafrm/formPinManageSetup. This manipulat…EPSS 0.70%7.4CVE-2025-13552Dlink dir-822k firmware memory buffer overflow vulnerabilityA security flaw has been discovered in D-Link DIR-822K and DWR-M920 1.00_20250513164613/1.1.50. The impacted element is an unknown function of the fi…EPSS 0.76%7.4CVE-2025-13550Dlink dir-822k firmware memory buffer overflow vulnerabilityA vulnerability was determined in D-Link DIR-822K and DWR-M920 1.00_20250513164613/1.1.50. Impacted is an unknown function of the file /boafrm/formVp…EPSS 0.76%7.4CVE-2025-13549Dlink dir-822k firmware memory buffer overflow vulnerabilityA vulnerability was found in D-Link DIR-822K 1.00. This issue affects the function sub_455524 of the file /boafrm/formNtp. Performing manipulation of…EPSS 0.73%7.4CVE-2025-13548Dlink dir-822k firmware memory buffer overflow vulnerabilityA vulnerability has been found in D-Link DIR-822K and DWR-M920 1.00_20250513164613/1.1.50. This vulnerability affects unknown code of the file /boafr…EPSS 0.79%

Source: NIST National Vulnerability Database (record CVE-2025-13551), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.