Description
A weakness has been identified 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 FMT_restart/Status_HDInfo/SMART_List/ScanDisk_info/ScanDisk/volume_status/Get_Volume_Mapping/FMT_check_disk_remount_state/FMT_rebuildinfo/FMT_result_list/FMT_result_list_phy/FMT_get_dminfo/FMT_manually_rebuild_info/Get_current_raidtype of the file /cgi-bin/dsk_mgr.cgi. Executing a manipulation can lead to improper access controls. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks.
Published: 2026-04-01
Score: 6.9 Medium
EPSS: < 1% Very Low
KEV: No
Impact: Improper Access Control
Action: Patch
AI Analysis

Impact

A vulnerability exists in the Get_current_raidtype function of /cgi-bin/dsk_mgr.cgi, allowing attackers to manipulate the request and bypass the intended access controls. The flaw may expose sensitive status or configuration information to unauthenticated users. The description indicates that the attack can be launched remotely and a public exploit is available.

Affected Systems

The flaw affects a wide range of D-Link devices, including DNS‑120, DNS‑1550‑04, DNS‑326, DNS‑326, DNS‑320L, DNS‑320LW, DNS‑321, DNS‑323, DNS‑325, DNS‑326, DNS‑327L, DNS‑340L, DNS‑343, DNS‑345, DNS‑726‑4, DNS‑1100‑4, DNS‑1200‑05, DNS‑315L, DNS‑320, DNS‑320L, DNS‑320LW and other listed models. Firmware versions up to 20260205 are impacted.

Risk and Exploitability

The CVSS score of 6.9 signifies a moderate severity, while the EPSS score of less than 1% suggests a low likelihood of exploitation in the wild. The vulnerability can be triggered remotely without the need for local access, and publicly available exploit code indicates that no privileged credentials are required. It is not currently listed in the CISA Known Exploited Vulnerabilities catalog, meaning no confirmed large‑scale attacks have been reported.

Generated by OpenCVE AI on April 7, 2026 at 23:59 UTC.

Remediation

No vendor fix or workaround currently provided.

OpenCVE Recommended Actions

  • Update the affected devices to the latest firmware that contains the dsk_mgr.cgi fix.
  • If the firmware update is unavailable, block or disable access to /cgi-bin/dsk_mgr.cgi through the device’s firewall or router settings.
  • Restrict administrative interfaces to trusted IP addresses and enforce strong authentication credentials.
  • Segment management traffic from the general network to reduce exposure.
  • Periodically monitor D-Link advisories for any additional mitigation steps.

Generated by OpenCVE AI on April 7, 2026 at 23:59 UTC.

Tracking

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Advisories

No advisories yet.

History

Tue, 07 Apr 2026 18:00:00 +0000

Type Values Removed Values Added
First Time appeared Dlink
Dlink dnr-202l
Dlink dnr-202l Firmware
Dlink dnr-326
Dlink dnr-326 Firmware
Dlink dns-1100-4
Dlink dns-1100-4 Firmware
Dlink dns-120
Dlink dns-1200-05
Dlink dns-1200-05 Firmware
Dlink dns-120 Firmware
Dlink dns-1550-04
Dlink dns-1550-04 Firmware
Dlink dns-315l
Dlink dns-315l Firmware
Dlink dns-320
Dlink dns-320 Firmware
Dlink dns-320l
Dlink dns-320l Firmware
Dlink dns-320lw
Dlink dns-320lw Firmware
Dlink dns-321
Dlink dns-321 Firmware
Dlink dns-322l
Dlink dns-322l Firmware
Dlink dns-323
Dlink dns-323 Firmware
Dlink dns-325
Dlink dns-325 Firmware
Dlink dns-326
Dlink dns-326 Firmware
Dlink dns-327l
Dlink dns-327l Firmware
Dlink dns-340l
Dlink dns-340l Firmware
Dlink dns-343
Dlink dns-343 Firmware
Dlink dns-345
Dlink dns-345 Firmware
Dlink dns-726-4
Dlink dns-726-4 Firmware
CPEs cpe:2.3:h:dlink:dnr-202l:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dnr-326:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-1100-4:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-1200-05:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-120:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-1550-04:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-315l:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-320:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-320l:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-320lw:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-321:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-322l:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-323:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-325:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-326:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-327l:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-340l:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-343:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-345:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dns-726-4:-:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dnr-202l_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dnr-326_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-1100-4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-1200-05_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-120_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-1550-04_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-315l_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-320_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-320l_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-320lw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-321_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-322l_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-323_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-325_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-326_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-327l_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-340l_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-343_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-345_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dns-726-4_firmware:*:*:*:*:*:*:*:*
Vendors & Products Dlink
Dlink dnr-202l
Dlink dnr-202l Firmware
Dlink dnr-326
Dlink dnr-326 Firmware
Dlink dns-1100-4
Dlink dns-1100-4 Firmware
Dlink dns-120
Dlink dns-1200-05
Dlink dns-1200-05 Firmware
Dlink dns-120 Firmware
Dlink dns-1550-04
Dlink dns-1550-04 Firmware
Dlink dns-315l
Dlink dns-315l Firmware
Dlink dns-320
Dlink dns-320 Firmware
Dlink dns-320l
Dlink dns-320l Firmware
Dlink dns-320lw
Dlink dns-320lw Firmware
Dlink dns-321
Dlink dns-321 Firmware
Dlink dns-322l
Dlink dns-322l Firmware
Dlink dns-323
Dlink dns-323 Firmware
Dlink dns-325
Dlink dns-325 Firmware
Dlink dns-326
Dlink dns-326 Firmware
Dlink dns-327l
Dlink dns-327l Firmware
Dlink dns-340l
Dlink dns-340l Firmware
Dlink dns-343
Dlink dns-343 Firmware
Dlink dns-345
Dlink dns-345 Firmware
Dlink dns-726-4
Dlink dns-726-4 Firmware

Thu, 02 Apr 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared D-link
D-link dnr-202l
D-link dnr-322l
D-link dnr-326
D-link dns-1100-4
D-link dns-120
D-link dns-1200-05
D-link dns-1550-04
D-link dns-315l
D-link dns-320
D-link dns-320l
D-link dns-320lw
D-link dns-321
D-link dns-323
D-link dns-325
D-link dns-326
D-link dns-327l
D-link dns-340l
D-link dns-343
D-link dns-345
D-link dns-726-4
Vendors & Products D-link
D-link dnr-202l
D-link dnr-322l
D-link dnr-326
D-link dns-1100-4
D-link dns-120
D-link dns-1200-05
D-link dns-1550-04
D-link dns-315l
D-link dns-320
D-link dns-320l
D-link dns-320lw
D-link dns-321
D-link dns-323
D-link dns-325
D-link dns-326
D-link dns-327l
D-link dns-340l
D-link dns-343
D-link dns-345
D-link dns-726-4

Thu, 02 Apr 2026 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 01 Apr 2026 23:45:00 +0000

Type Values Removed Values Added
Description A weakness has been identified 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 FMT_restart/Status_HDInfo/SMART_List/ScanDisk_info/ScanDisk/volume_status/Get_Volume_Mapping/FMT_check_disk_remount_state/FMT_rebuildinfo/FMT_result_list/FMT_result_list_phy/FMT_get_dminfo/FMT_manually_rebuild_info/Get_current_raidtype of the file /cgi-bin/dsk_mgr.cgi. Executing a manipulation can lead to improper access controls. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks.
Title D-Link DNS-1550-04 dsk_mgr.cgi Get_current_raidtype access control
Weaknesses CWE-266
CWE-284
References
Metrics cvssV2_0

{'score': 5, 'vector': 'AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 5.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R'}

cvssV4_0

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


Subscriptions

D-link Dnr-202l Dnr-322l Dnr-326 Dns-1100-4 Dns-120 Dns-1200-05 Dns-1550-04 Dns-315l Dns-320 Dns-320l Dns-320lw Dns-321 Dns-323 Dns-325 Dns-326 Dns-327l Dns-340l Dns-343 Dns-345 Dns-726-4
Dlink Dnr-202l Dnr-202l Firmware Dnr-326 Dnr-326 Firmware Dns-1100-4 Dns-1100-4 Firmware Dns-120 Dns-1200-05 Dns-1200-05 Firmware Dns-120 Firmware Dns-1550-04 Dns-1550-04 Firmware Dns-315l Dns-315l Firmware Dns-320 Dns-320 Firmware Dns-320l Dns-320l Firmware Dns-320lw Dns-320lw Firmware Dns-321 Dns-321 Firmware Dns-322l Dns-322l Firmware Dns-323 Dns-323 Firmware Dns-325 Dns-325 Firmware Dns-326 Dns-326 Firmware Dns-327l Dns-327l Firmware Dns-340l Dns-340l Firmware Dns-343 Dns-343 Firmware Dns-345 Dns-345 Firmware Dns-726-4 Dns-726-4 Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-04-02T13:13:05.014Z

Reserved: 2026-04-01T12:13:37.400Z

Link: CVE-2026-5312

cve-icon Vulnrichment

Updated: 2026-04-02T13:12:54.206Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-01T21:17:03.613

Modified: 2026-04-07T15:42:59.280

Link: CVE-2026-5312

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-08T19:56:58Z

Weaknesses