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Vulnerability record · CVE-2024-0921 · published 26 January 2024

CVE-2024-0921: Dlink dir-816 a2 firmware os command injection vulnerability

Dlink · Dir 816 A2 Firmware

A vulnerability has been found in D-Link DIR-816 A2 1.10CNB04 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /goform/setDeviceSettings of the component Web Interface. The manipulation of the argument statuscheckpppoeuser leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-252139.

9.8 CVSS 3.1 Critical EPSS 38% · top 1.5% CWE-78 · OS command injection
9.8CVSS 3.1 base score, v2 5.8
38%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A vulnerability has been found in D-Link DIR-816 A2 1.10CNB04 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /goform/setDeviceSettings of the component Web Interface. The manipulation of the argument statuscheckpppoeuser leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-252139.

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

Affected products

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

References

LinkTags
https://github.com/xiyuanhuaigu/cve/blob/main/rce.md ExploitThird Party Advisory
https://vuldb.com/?ctiid.252139 Permissions RequiredThird Party Advisory
https://vuldb.com/?id.252139 Third Party Advisory
https://github.com/xiyuanhuaigu/cve/blob/main/rce.md ExploitThird Party Advisory
https://vuldb.com/?ctiid.252139 Permissions RequiredThird Party Advisory
https://vuldb.com/?id.252139 Third Party Advisory

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Related vulnerabilities

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

9.8CVE-2023-43236Dlink dir-816 a2 firmware out-of-bounds write vulnerabilityD-Link DIR-816 A2 v1.10CNB05 was discovered to contain a stack overflow via parameter statuscheckpppoeuser in dir_setWanWifi.EPSS 1.1%9.8CVE-2023-43237Dlink dir-816 a2 firmware out-of-bounds write vulnerabilityD-Link DIR-816 A2 v1.10CNB05 was discovered to contain a stack overflow via parameter macCloneMac in setMAC.EPSS 14%9.8CVE-2023-43238Dlink dir-816 a2 firmware out-of-bounds write vulnerabilityD-Link DIR-816 A2 v1.10CNB05 was discovered to contain a stack overflow via parameter nvmacaddr in form2Dhcpip.cgi.EPSS 1.3%9.8CVE-2023-43239Dlink dir-816 a2 firmware out-of-bounds write vulnerabilityD-Link DIR-816 A2 v1.10CNB05 was discovered to contain a stack overflow via parameter flag_5G in showMACfilterMAC.EPSS 14%9.8CVE-2023-43240Dlink dir-816 a2 firmware out-of-bounds write vulnerabilityD-Link DIR-816 A2 v1.10CNB05 was discovered to contain a stack overflow via parameter sip_address in ipportFilter.EPSS 14%9.8CVE-2018-17063Dlink dir-816 a2 firmware os command injection vulnerabilityAn issue was discovered on D-Link DIR-816 A2 1.10 B05 devices. An HTTP request parameter is used in command string construction within the handler fu…EPSS 4.1%9.8CVE-2018-17064Dlink dir-816 a2 firmware os command injection vulnerabilityAn issue was discovered on D-Link DIR-816 A2 1.10 B05 devices. An HTTP request parameter is used in command string construction within the handler fu…EPSS 7.4%9.8CVE-2018-17065Dlink dir-816 a2 firmware out-of-bounds write vulnerabilityAn issue was discovered on D-Link DIR-816 A2 1.10 B05 devices. Within the handler function of the /goform/DDNS route, a very long password could lead…EPSS 1.9%

Source: NIST National Vulnerability Database (record CVE-2024-0921), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.