CVE-2025-14139

Dec. 12, 2025, 12:43 p.m.

6.9
Medium

Description

A security vulnerability has been detected in UTT 进取 520W 1.7.7-180627. Impacted is the function strcpy of the file /goform/formConfigDnsFilterGlobal. Such manipulation of the argument timeRangeName leads to buffer overflow. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Product(s) Impacted

Vendor Product Versions
Utt
  • 520w Firmware
  • 520w
  • 1.7.7-180627
  • -

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.
CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
o utt 520w_firmware 1.7.7-180627 / / / / / / /
h utt 520w - / / / / / / /

References

https://github.com/cymiao1978/cve/blob/main/new/11.md
https://github.com/cymiao1978/cve/blob/main/new/11.md#poc
https://vuldb.com/?ctiid.334527
https://vuldb.com/?id.334527
https://vuldb.com/?submit.698520
https://github.com/cymiao1978/cve/blob/main/new/11.md
https://github.com/cymiao1978/cve/blob/main/new/11.md#poc

Tags

CWE-120
CWE-119
cna@vuldb.com
2025-12-06
CVE-2025-14139

CVSS Score

6.9 / 10

CVSS Data - 4.0

  • Attack Vector: ADJACENT
  • Attack Complexity: LOW
  • Attack Requirements: NONE
  • Privileges Required: LOW
  • User Interaction: NONE
  • Scope:
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: HIGH
  • Exploit Maturity: PROOF_OF_CONCEPT

    • CVSS:4.0/AV:A/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

    View Vector String

Timeline

Published: Dec. 6, 2025, 3:15 p.m.
Last Modified: Dec. 12, 2025, 12:43 p.m.

Status : Analyzed

CVE has had analysis completed and all data associations made.

More info

Source

cna@vuldb.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.