D-Link DNS-1550-04 time_machine.cgi cgi_tm_set_share command injection

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Summary

CVECVE-2026-4210
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-03-16 14:20:07 UTC
Updated2026-04-29 01:00:01 UTC
DescriptionA security flaw has been discovered 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. Affected by this vulnerability is the function cgi_tm_set_share of the file /cgi-bin/time_machine.cgi. The manipulation of the argument Name results in command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

Risk And Classification

Primary CVSS: v4.0 2.1 LOW from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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:X/V:X/RE:X/U:X

Problem Types: CWE-74 | CWE-77 | CWE-77 Command Injection | CWE-74 Injection

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary2.1LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED5.3MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
3.1[email protected]Primary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1[email protected]Secondary6.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
3.1CNADECLARED6.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
3.0CNADECLARED6.3MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
2.0[email protected]Secondary6.5AV:N/AC:L/Au:S/C:P/I:P/A:P
2.0CNADECLARED6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Dlink Dnr-202l - All All All
Operating System Dlink Dnr-202l Firmware All All All All
Hardware Dlink Dnr-326 - All All All
Operating System Dlink Dnr-326 Firmware All All All All
Hardware Dlink Dns-1100-4 - All All All
Operating System Dlink Dns-1100-4 Firmware All All All All
Hardware Dlink Dns-120 - All All All
Hardware Dlink Dns-1200-05 - All All All
Operating System Dlink Dns-1200-05 Firmware All All All All
Operating System Dlink Dns-120 Firmware All All All All
Hardware Dlink Dns-1550-04 - All All All
Operating System Dlink Dns-1550-04 Firmware All All All All
Hardware Dlink Dns-315l - All All All
Operating System Dlink Dns-315l Firmware All All All All
Hardware Dlink Dns-320 - All All All
Hardware Dlink Dns-320l - All All All
Hardware Dlink Dns-320lw - All All All
Operating System Dlink Dns-320lw Firmware All All All All
Operating System Dlink Dns-320l Firmware All All All All
Operating System Dlink Dns-320 Firmware All All All All
Hardware Dlink Dns-321 - All All All
Operating System Dlink Dns-321 Firmware All All All All
Hardware Dlink Dns-322l - All All All
Operating System Dlink Dns-322l Firmware All All All All
Hardware Dlink Dns-323 - All All All
Operating System Dlink Dns-323 Firmware All All All All
Hardware Dlink Dns-325 - All All All
Operating System Dlink Dns-325 Firmware All All All All
Hardware Dlink Dns-326 - All All All
Operating System Dlink Dns-326 Firmware All All All All
Hardware Dlink Dns-327l - All All All
Operating System Dlink Dns-327l Firmware All All All All
Hardware Dlink Dns-340l - All All All
Operating System Dlink Dns-340l Firmware All All All All
Hardware Dlink Dns-343 - All All All
Operating System Dlink Dns-343 Firmware All All All All
Hardware Dlink Dns-345 - All All All
Operating System Dlink Dns-345 Firmware All All All All
Hardware Dlink Dns-726-4 - All All All
Operating System Dlink Dns-726-4 Firmware All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA D-Link DNS-120 affected 20260205 Not specified
CNA D-Link DNR-202L affected 20260205 Not specified
CNA D-Link DNS-315L affected 20260205 Not specified
CNA D-Link DNS-320 affected 20260205 Not specified
CNA D-Link DNS-320L affected 20260205 Not specified
CNA D-Link DNS-320LW affected 20260205 Not specified
CNA D-Link DNS-321 affected 20260205 Not specified
CNA D-Link DNR-322L affected 20260205 Not specified
CNA D-Link DNS-323 affected 20260205 Not specified
CNA D-Link DNS-325 affected 20260205 Not specified
CNA D-Link DNS-326 affected 20260205 Not specified
CNA D-Link DNS-327L affected 20260205 Not specified
CNA D-Link DNR-326 affected 20260205 Not specified
CNA D-Link DNS-340L affected 20260205 Not specified
CNA D-Link DNS-343 affected 20260205 Not specified
CNA D-Link DNS-345 affected 20260205 Not specified
CNA D-Link DNS-726-4 affected 20260205 Not specified
CNA D-Link DNS-1100-4 affected 20260205 Not specified
CNA D-Link DNS-1200-05 affected 20260205 Not specified
CNA D-Link DNS-1550-04 affected 20260205 Not specified

References

ReferenceSourceLinkTags
github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_159/159.md [email protected] github.com Exploit, Third Party Advisory
www.dlink.com [email protected] www.dlink.com Product
vuldb.com [email protected] vuldb.com Permissions Required, VDB Entry
vuldb.com [email protected] vuldb.com Third Party Advisory, VDB Entry
vuldb.com [email protected] vuldb.com Third Party Advisory, VDB Entry
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: pjqwudi (VulDB User) (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-03-15T00:00:00.000ZAdvisory disclosed
CNA2026-03-15T01:00:00.000ZVulDB entry created
CNA2026-03-15T13:03:22.000ZVulDB entry last update
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