Description
A weakness has been identified in UGREEN DH2100+ up to 5.3.0.251125. This affects the function handler_file_backup_create of the file /v1/file/backup/create of the component nas_svr. Executing a manipulation of the argument path can lead to buffer overflow. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks. It is recommended to upgrade the affected component.
References (4)
Core 4
Core References
Permissions Required, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.334607
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.334607
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.698652
Various Sources exploit
https://www.notion.so/2b16cf4e528a80bbb5fdeff145f110ec
Scores
CVSS v3
7.2
EPSS
0.0002
EPSS Percentile
6.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-119
CWE-120
Status
published
Products (1)
UGREEN/DH2100+
5.3.0.251125
Published
Dec 07, 2025
Tracked Since
Feb 18, 2026