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Fencer Vulns
medium 6.2

CVE-2025-14693 json

Ugreen DH2100+ USB symlink

published 2025-12-15 10 mo ago modified 2026-10-07 32 d ago also EUVD-2025-203318

cvss
6.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 12%
public exploits
0
none known

Summary

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. It is suggested to upgrade the affected component.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
10 mo ago

Exploit prediction

0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • notion.so https://www.notion.so/2bc6cf4e528a8083bf3fc6f7a953f0a1 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 4.0 7.0 CVSS:4.0/AV:P/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
CNA 3.1 6.2 CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CNA 3.0 6.2 CVSS:3.0/AV:P/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CNA 2.0 6.5 AV:L/AC:L/Au:M/C:C/I:C/A:C/E:POC/RL:OF/RC:C
CNA 4.0 5.2 CVSS:4.0/AV:P/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CNA 3.1 6.2 CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA 2.0 6.5 AV:L/AC:L/Au:M/C:C/I:C/A:C

Affected products

  • Ugreen DH2100+

Classification

Weakness
  • CWE-61 UNIX Symbolic Link (Symlink) Following
  • CWE-59 Improper Link Resolution Before File Access

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.