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Unrated severityNVD Advisory· Published Mar 16, 2026· Updated Mar 16, 2026

D-Link DNS-1550-04 download_mgr.cgi Downloads_Schedule_Info stack-based overflow

CVE-2026-4212

Description

A security vulnerability has been 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. This affects the function Downloads_Schedule_Info of the file /cgi-bin/download_mgr.cgi. Such manipulation leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.

Affected products

20
  • D-Link/DNR-202Lv5
    Range: 20260205
  • D-Link/DNR-322Lv5
    Range: 20260205
  • D-Link/DNR-326v5
    Range: 20260205
  • D-Link/DNS-1100-4v5
    Range: 20260205
  • D-Link/DNS-120v5
    Range: 20260205
  • D-Link/DNS-1200-05v5
    Range: 20260205
  • D-Link/DNS-1550-04v5
    Range: 20260205
  • D-Link/DNS-315Lv5
    Range: 20260205
  • D-Link/DNS-320v5
    Range: 20260205
  • D-Link/DNS-320Lv5
    Range: 20260205
  • D-Link/DNS-320LWv5
    Range: 20260205
  • D-Link/DNS-321v5
    Range: 20260205
  • D-Link/DNS-323v5
    Range: 20260205
  • D-Link/DNS-325v5
    Range: 20260205
  • D-Link/DNS-326v5
    Range: 20260205
  • D-Link/DNS-327Lv5
    Range: 20260205
  • D-Link/DNS-340Lv5
    Range: 20260205
  • D-Link/DNS-343v5
    Range: 20260205
  • D-Link/DNS-345v5
    Range: 20260205
  • D-Link/DNS-726-4v5
    Range: 20260205

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

5

News mentions

0

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