CVE-2025-14693 | THREATINT

Description

A vulnerability has been found in Ugreen DH2100+ up to 5.3.0. This affects an unknown function of the component USB Handler. Such manipulation leads to symlink following. The attack can be executed directly on the physical device. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

PUBLISHED Reserved 2025-12-14 | Published 2025-12-15 | Updated 2025-12-15 | Assigner VulDB

HIGH: 7.0CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

MEDIUM: 6.6CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

MEDIUM: 6.6CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

6.8AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Symlink Following

Link Following

Product status

5.0

affected

5.1

affected

5.2

affected

5.3.0

affected

Timeline

2025-12-14:	Advisory disclosed
2025-12-14:	VulDB entry created
2025-12-14:	VulDB entry last update

Credits

rgyue (VulDB User) reporter

References

vuldb.com/?id.336411 (VDB-336411 | Ugreen DH2100+ USB symlink) vdb-entry

vuldb.com/?ctiid.336411 (VDB-336411 | CTI Indicators (IOB, IOC)) signature permissions-required

vuldb.com/?submit.704646 (Submit #704646 | Ugreen NAS DH2100+ V5.3.0 Incorrect Access Control) third-party-advisory

vuldb.com/?submit.704657 (Submit #704657 | Ugreen Ugreen NAS DH2100+ V5.3.0 Incorrect Access Control (Duplicate)) third-party-advisory

www.notion.so/2bc6cf4e528a8083bf3fc6f7a953f0a1 exploit

cve.org (CVE-2025-14693)

nvd.nist.gov (CVE-2025-14693)

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