A vulnerability was detected in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. The impacted element is the function cgi_set_wto of the file /cgi-bin/system_mgr.cgi. Performing a manipulation results in improper access controls. Remote exploitation of the attack is possible. The exploit is now public and may be used.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
D-Link DNS-120 affected
Version Status Constraints
20260205 affected —
D-Link DNR-202L affected
Version Status Constraints
20260205 affected —
D-Link DNS-315L affected
Version Status Constraints
20260205 affected —
D-Link DNS-320 affected
Version Status Constraints
20260205 affected —
D-Link DNS-320L affected
Version Status Constraints
20260205 affected —
D-Link DNS-320LW affected
Version Status Constraints
20260205 affected —
D-Link DNS-321 affected
Version Status Constraints
20260205 affected —
D-Link DNR-322L affected
Version Status Constraints
20260205 affected —
D-Link DNS-323 affected
Version Status Constraints
20260205 affected —
D-Link DNS-325 affected
Version Status Constraints
20260205 affected —
D-Link DNS-326 affected
Version Status Constraints
20260205 affected —
D-Link DNS-327L affected
Version Status Constraints
20260205 affected —
D-Link DNR-326 affected
Version Status Constraints
20260205 affected —
D-Link DNS-340L affected
Version Status Constraints
20260205 affected —
D-Link DNS-343 affected
Version Status Constraints
20260205 affected —
D-Link DNS-345 affected
Version Status Constraints
20260205 affected —
D-Link DNS-726-4 affected
Version Status Constraints
20260205 affected —
D-Link DNS-1100-4 affected
Version Status Constraints
20260205 affected —
D-Link DNS-1200-05 affected
Version Status Constraints
20260205 affected —
D-Link DNS-1550-04 affected
Version Status Constraints
20260205 affected —

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_96/96.md cve-icon
https://vuldb.com/?ctiid.351106 cve-icon
https://vuldb.com/?id.351106 cve-icon
https://vuldb.com/?submit.769853 cve-icon
https://www.dlink.com/ cve-icon
History

Sun, 15 Mar 2026 23:15:00 +0000

Type Values Removed Values Added
Description A vulnerability was detected in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. The impacted element is the function cgi_set_wto of the file /cgi-bin/system_mgr.cgi. Performing a manipulation results in improper access controls. Remote exploitation of the attack is possible. The exploit is now public and may be used.
Title D-Link DNS-1550-04 system_mgr.cgi cgi_set_wto access control
Weaknesses CWE-266
CWE-284
References
Metrics cvssV2_0

{'score': 7.5, 'vector': 'AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:W/RC:UR'}

cvssV3_0

{'score': 7.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:W/RC:R'}

cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:W/RC:R'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-03-15T23:02:14.929Z

Reserved: 2026-03-15T08:22:37.852Z

Link: CVE-2026-4194

cve-icon Vulnrichment

No data.

cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses