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Vulnerability record · CVE-2026-4555 · published 22 March 2026

CVE-2026-4555: Dlink dir-513 firmware memory buffer overflow vulnerability

Dlink · Dir 513 Firmware

A weakness has been identified in D-Link DIR-513 1.10. The impacted element is the function formEasySetTimezone of the file /goform/formEasySetTimezone of the component boa. This manipulation of the argument curTime causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. This vulnerability only affects products that are no longer supported by the maintainer.

7.4 CVSS 4.0 High EPSS 1.2% · top 33.9% CWE-119 · Memory buffer overflowCWE-121 · Stack-based buffer overflow
7.4CVSS 4.0 base score, v2 9.0
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

A weakness has been identified in D-Link DIR-513 1.10. The impacted element is the function formEasySetTimezone of the file /goform/formEasySetTimezone of the component boa. This manipulation of the argument curTime causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. This vulnerability only affects products that are no longer supported by the maintainer.

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

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

References

LinkTags
https://github.com/Litengzheng/vul_db/blob/main/Dir513/vul_24/README.md ExploitThird Party Advisory
https://vuldb.com/?ctiid.352382 Permissions RequiredVDB Entry
https://vuldb.com/?id.352382 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.774936 Third Party AdvisoryVDB Entry
https://www.dlink.com/ Product

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Related vulnerabilities

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

9.8CVE-2025-70245Dlink dir-513 firmware out-of-bounds write vulnerabilityStack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSetWizardSelectMode.EPSS 0.60%9.8CVE-2025-70232Dlink dir-513 firmware stack-based buffer overflow vulnerabilityStack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSetMACFilter.EPSS 0.63%9.8CVE-2025-70233Dlink dir-513 firmware stack-based buffer overflow vulnerabilityStack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSetEnableWizard.EPSS 0.63%9.8CVE-2025-70229Dlink dir-513 firmware stack-based buffer overflow vulnerabilityStack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSchedule.EPSS 0.63%9.8CVE-2025-70230Dlink dir-513 firmware stack-based buffer overflow vulnerabilityStack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSetDDNS.EPSS 0.78%9.8CVE-2025-70231Dlink dir-513 firmware path traversal vulnerabilityD-Link DIR-513 version 1.10 contains a critical-level vulnerability. When processing POST requests related to verification codes in /goform/formLogin…EPSS 0.66%9.8CVE-2025-70222Dlink dir-513 firmware stack-based buffer overflow vulnerabilityStack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formLogin,goform/getAuthCode.EPSS 0.49%9.8CVE-2025-70221Dlink dir-513 firmware stack-based buffer overflow vulnerabilityStack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formLogin.EPSS 0.49%

Source: NIST National Vulnerability Database (record CVE-2026-4555), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.