CVE-2025-14140CWE-119CWE-120

CVE-2025-14140

Medium · published December 6, 2025

CVSS v3.1
6.5
EPSS
1%
Percentile
48.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00611 · 48.6th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2025-12-06T21:15Z
Affected products (1)
ProductVersionsFixed in
utt/520w_firmwareall versions—
References (7)
https://github.com/cymiao1978/cve/blob/main/new/12.md · [email protected]https://github.com/cymiao1978/cve/blob/main/new/12.md#poc · [email protected]https://vuldb.com/?ctiid.334528 · [email protected]https://vuldb.com/?id.334528 · [email protected]https://vuldb.com/?submit.698521 · [email protected]https://github.com/cymiao1978/cve/blob/main/new/12.md · 134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/cymiao1978/cve/blob/main/new/12.md#poc · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 06 DEC 15:32Z
    UTT 进取 520W websHostFilter strcpy buffer overflow
    cvelistv5