PT-2026-29347 · D Link · Dns-315L+18

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CVE-2026-5212

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Published

2026-03-03

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Updated

2026-07-24

CVSS v2.0

9.0

High

VectorAV:N/AC:L/Au:S/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions D-Link DNS-120 D-Link DNR-202L D-Link DNS-315L D-Link DNS-320 D-Link DNS-320L D-Link DNS-320LW D-Link DNS-321 D-Link DNR-322L D-Link DNS-323 D-Link DNS-325 D-Link DNS-326 D-Link DNS-327L D-Link DNR-326 D-Link DNS-340L D-Link DNS-343 D-Link DNS-345 D-Link DNS-726-4 D-Link DNS-1100-4 D-Link DNS-1200-05 D-Link DNS-1550-04 versions prior to 20260205
Description A stack-based buffer overflow issue exists in the Webdav Upload File function located in the /cgi-bin/webdav mgr.cgi file. The issue is triggered by manipulating the f file argument. This allows for remote exploitation. The exploit has been publicly disclosed.
Recommendations Update devices to the latest firmware version available.

Exploit

Fix

Buffer Overflow

Stack Overflow

Memory Corruption

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Weakness Enumeration

Related Identifiers

BDU:2026-09486
CVE-2026-5212

Affected Products

Dnr-202L
Dnr-322L
Dnr-326
Dns-1100-4
Dns-120
Dns-1200-05
Dns-1550-04
Dns-315L
Dns-320
Dns-320L
Dns-321
Dns-323
Dns-325
Dns-326
Dns-327L
Dns-340L
Dns-343
Dns-345
Dns-726-4