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CVE-2022-43630 Details

Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-1935 1.03 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of http requests to the web management portal. When parsing the SOAPAction header, the process does not properly validate the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-16150.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CNA: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10310	CVE	PatchVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-1501/	CVE	Third Party AdvisoryVDB Entry
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10310	[email protected]	PatchVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-1501/	[email protected]	Third Party AdvisoryVDB Entry

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-121	Stack-based Buffer Overflow	[email protected]

Affected Products

Product	Versions
dlink dir-1935 firmware	<= 1.02 1.03 b1 1.03 b2
CPE cpe:2.3:o:dlink:dir-1935_firmware:::::::: cpe:2.3:o:dlink:dir-1935_firmware:1.03:b1:::::: cpe:2.3:o:dlink:dir-1935_firmware:1.03:b2:::::: Remediation No remediation found in references.
dlink dir-1935	All versions
CPE cpe:2.3:h:dlink:dir-1935:-:::::::* Remediation No remediation found in references.

Change History

9 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 8, 2023	Reanalysis	[email protected]
Nov 8, 2023	CPE Deprecation Remap	[email protected]
Nov 8, 2023	CPE Deprecation Remap	[email protected]
Nov 8, 2023	CPE Deprecation Remap	[email protected]
Apr 5, 2023	Initial Analysis	[email protected]