CVE-2026-4206

MEDIUM

D-Link DNS-1550-04 dsk_mgr.cgi ScanDisk_run_e2fsck command injection

Title source: cna

Description

A vulnerability was found 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. This affects the function FMT_rebuild_diskmgr/FMT_create_diskmgr/ScanDisk_run_e2fsck of the file /cgi-bin/dsk_mgr.cgi. Performing a manipulation results in command injection. The attack is possible to be carried out remotely. The exploit has been made public and could be used.

References (8)

Core 8

Core References

Vdb Entry, Technical Description vdb-entry technical-description

VDB-351118 | D-Link DNS-1550-04 dsk_mgr.cgi ScanDisk_run_e2fsck command injection

https://vuldb.com/?id.351118

Signature, Permissions Required signature permissions-required

VDB-351118 | CTI Indicators (IOB, IOC, TTP, IOA)

https://vuldb.com/?ctiid.351118

Third Party Advisory third-party-advisory

Submit #770417 | D-Link DNS-120/202L/315L/320/320L/320LW/321/322L/323/325/326/327L/326/340L/343/345/726-4/1100-4/1200-05/1550-04 up to 20260205 Command Injection

https://vuldb.com/?submit.770417

Third Party Advisory third-party-advisory

Submit #770418 | D-Link DNS-120/202L/315L/320/320L/320LW/321/322L/323/325/326/327L/326/340L/343/345/726-4/1100-4/1200-05/1550-04 up to 20260205 Command Injection (Duplicate)

https://vuldb.com/?submit.770418

Third Party Advisory third-party-advisory

Submit #770419 | D-Link DNS-120/202L/315L/320/320L/320LW/321/322L/323/325/326/327L/326/340L/343/345/726-4/1100-4/1200-05/1550-04 up to 20260205 Command Injection (Duplicate)

https://vuldb.com/?submit.770419

View Writeup ZIP pw:eip

Exploit exploit

https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_139/139.md

View Exploit ZIP pw:eip

Product product

https://www.dlink.com/

Scores

CVSS v3 6.3

EPSS 0.0323

EPSS Percentile 86.6%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-74 CWE-77

Status published

Products (40)

D-Link/DNR-202L 20260205

D-Link/DNR-322L 20260205

D-Link/DNR-326 20260205

D-Link/DNS-1100-4 20260205

D-Link/DNS-120 20260205

D-Link/DNS-1200-05 20260205

D-Link/DNS-1550-04 20260205

D-Link/DNS-315L 20260205

D-Link/DNS-320 20260205

D-Link/DNS-320L 20260205

... and 30 more

Published Mar 16, 2026

Tracked Since Mar 16, 2026