UTT 进取 520W websHostFilter strcpy buffer overflow

published 2025-12-06 11 mo ago modified 2026-10-15 24 d ago also EUVD-2025-201553

cvss: 6.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits: 0; none known

A vulnerability was detected in UTT 进取 520W 1.7.7-180627. The affected element is the function strcpy of the file /goform/websHostFilter. Performing manipulation of the argument addHostFilter results in buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 11 mo ago (2025-12-08)

Exploit prediction

0.66% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/cymiao1978/cve/blob/main/new/12.md referenced PoC, tagged "exploit" by a source, unverified
github.com https://github.com/cymiao1978/cve/blob/main/new/12.md#poc referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	7.1	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P
CNA	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R
CNA	3.0	6.5	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R
CNA	2.0	6.8	AV:N/AC:L/Au:S/C:N/I:N/A:C/E:POC/RL:ND/RC:UR
CNA	4.0	5.7	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/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	6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CNA	2.0	6.8	AV:N/AC:L/Au:S/C:N/I:N/A:C

Affected products

UTT 进取 520W

Classification

Weakness

CWE-120 Buffer Copy without Checking Size of Input
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

github.com /cymiao1978/cve/blob/main/new/12.md
related, exploit, third-party-advisory
github.com /cymiao1978/cve/blob/main/new/12.md#poc
exploit, third-party-advisory
vuldb.com /?id.334528
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.334528
signature, permissions-required, vdb-entry
vuldb.com /?submit.698521
third-party-advisory, vdb-entry

Sources

CVE List CVE-2025-14140
NVD CVE-2025-14140

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.

Summary