Skip to content

RadicalNotion.AI

We do not sell or share your personal information.

© 2026 RadicalNotion.AI

Security Data

CWE Directory
CAPEC Directory
CNA Directory
CNA Leaderboard
CNA Report Cards
Vendor Directory
Patched Functions
Data Sources

Calculators

CVSS Calculator
CVSS 4.0
CVSS 3.1
CVSS 3.0
CVSS 2.0
Badge Builder

Platform

My Vulnerabilities
Insights
Notifications
Pricing

Learn

Guides
What is a CVE?
What is CVSS?
The CISA KEV catalog
What is EPSS?

Company

About
Blog
Careers
Contact
Demo

Account

Sign up
Log in

Legal

Security
Privacy
Terms

RadicalNotion.AI

Security data

Weaknesses (CWE)The MITRE CWE weakness catalog
Attack Patterns (CAPEC)MITRE CAPEC attack patterns
CNAsNumbering authorities and report cards
VendorsVulnerabilities by vendor
Patched FunctionsWhere CVE fixes land in code

Tools

CVSS CalculatorScore CVSS 4.0, 3.1, 3.0 & 2.0
Badge BuilderEmbeddable SVG badges for READMEs

Resources

LearnSecurity guides
Data SourcesCVE data sources

About Blog Pricing Demo

Log in Create an account

Home
Vendors
Utt
520w Firmware

UTT 520w firmware Vulnerabilities: CVEs, CISA KEV & Security Advisories

26 CVEs

UT

UTT 520w firmware Vulnerabilities

CVE security advisories and vulnerability history for 520w firmware by UTT.

26

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

26

Public exploits

PoC or exploit code

8.2

Avg CVSS

2025–2026

Last updated April 6, 2026

Overview

UTT 520w firmware has 26 published CVE records since 2025, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 26 have a known public exploit. The average CVSS base score across scored CVEs is 8.2. Affected platforms include 520w.

Severity and exploitation

How the CVSS severity of UTT 520w firmware's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical1

High21

Medium4

Low0

In CISA’s Known Exploited Vulnerabilities catalog

0

None of UTT 520w firmware's CVEs are currently listed in CISA's KEV catalog.

Public exploits

26

26 of UTT 520w firmware's CVEs have a known public exploit available.

Affected versions and CVEs

Browse every UTT 520w firmware version named in a CVE, then pick one to see only the CVEs that affect it.

Version ranges

<= 1.7.7-18062714 CVEs
1.7.7-180627 <= v <= 1.7.7-18062712 CVEs

Find a version

26 CVEs

Sort

Medium vulnerability · 2026-04-06
CVE-2026-31067
Public exploit
CWE-78
Medium · CVSS 6.8
EPSS 0.6% (46th pct)2026-04-06
Medium vulnerability · 2026-04-06
CVE-2026-31065
Public exploit
CWE-120
Medium · CVSS 4.5
EPSS 0.3% (18th pct)2026-04-06
Medium vulnerability · 2026-04-06
CVE-2026-31062
Public exploit
CWE-120
Medium · CVSS 4.5
EPSS 0.3% (18th pct)2026-04-06
Critical vulnerability · 2026-04-06
CVE-2026-31059
Public exploit
CWE-77
Critical · CVSS 9.8
EPSS 1.1% (66th pct)2026-04-06
UTT 进取 520W formP2PLimitConfig strcpy buffer overflow
CVE-2026-2071
Public exploit
CWE-120
High · CVSS 8.7
EPSS 0.8% (54th pct)2026-02-07
UTT 进取 520W formPolicyRouteConf strcpy buffer overflow
CVE-2026-2070
Public exploit
CWE-120
High · CVSS 8.7
EPSS 0.8% (54th pct)2026-02-06
UTT 进取 520W formSyslogConf strcpy buffer overflow
CVE-2026-2068
Public exploit
CWE-120
High · CVSS 8.7
EPSS 0.8% (55th pct)2026-02-06
UTT 进取 520W formTimeGroupConfig strcpy buffer overflow
CVE-2026-2067
Public exploit
CWE-120
High · CVSS 8.7
EPSS 1.0% (61th pct)2026-02-06
UTT 进取 520W formIpGroupConfig strcpy buffer overflow
CVE-2026-2066
Public exploit
CWE-120
High · CVSS 8.7
EPSS 0.8% (54th pct)2026-02-06
UTT 进取 520W ConfigExceptAli strcpy buffer overflow
CVE-2026-1140
Public exploit
CWE-120
High · CVSS 8.7
EPSS 0.8% (55th pct)2026-01-19
UTT 进取 520W ConfigExceptMSN strcpy buffer overflow
CVE-2026-1139
Public exploit
CWE-120
High · CVSS 8.7
EPSS 1.0% (62th pct)2026-01-19
UTT 进取 520W ConfigExceptQQ strcpy buffer overflow
CVE-2026-1138
Public exploit
CWE-120
High · CVSS 8.7
EPSS 1.0% (62th pct)2026-01-19
UTT 进取 520W formWebAuthGlobalConfig strcpy buffer overflow
CVE-2026-1137
Public exploit
CWE-120
High · CVSS 8.7
EPSS 1.0% (62th pct)2026-01-19
UTT 进取 520W formPictureUrl strcpy buffer overflow
CVE-2026-0841
Public exploit
CWE-120
High · CVSS 8.7
EPSS 3.9% (90th pct)2026-01-11
UTT 进取 520W formConfigNoticeConfig strcpy buffer overflow
CVE-2026-0840
Public exploit
CWE-120
High · CVSS 8.7
EPSS 4.1% (91th pct)2026-01-11
UTT 进取 520W APSecurity strcpy buffer overflow
CVE-2026-0839
Public exploit
CWE-120
High · CVSS 8.7
EPSS 1.1% (64th pct)2026-01-11
UTT 进取 520W ConfigWirelessBase strcpy buffer overflow
CVE-2026-0838
Public exploit
CWE-120
High · CVSS 8.7
EPSS 3.9% (90th pct)2026-01-11
UTT 进取 520W formFireWall strcpy buffer overflow
CVE-2026-0837
Public exploit
CWE-120
High · CVSS 8.7
EPSS 3.9% (90th pct)2026-01-11
UTT 进取 520W formConfigFastDirectionW strcpy buffer overflow
CVE-2026-0836
Public exploit
CWE-120
High · CVSS 8.7
EPSS 0.9% (57th pct)2026-01-11
UTT 进取 520W ConfigAdvideo strcpy buffer overflow
CVE-2025-15462
Public exploit
CWE-120
High · CVSS 8.7
EPSS 0.9% (60th pct)2026-01-05
UTT 进取 520W formTaskEdit strcpy buffer overflow
CVE-2025-15461
Public exploit
CWE-119
High · CVSS 8.7
EPSS 0.9% (58th pct)2026-01-05
UTT 进取 520W formPptpClientConfig strcpy buffer overflow
CVE-2025-15460
Public exploit
CWE-119
High · CVSS 8.7
EPSS 0.6% (48th pct)2026-01-05
UTT 进取 520W formUser strcpy buffer overflow
CVE-2025-15459
Public exploit
CWE-119
High · CVSS 8.7
EPSS 0.9% (57th pct)2026-01-05
UTT 进取 520W formArpBindConfig strcpy buffer overflow
CVE-2025-14141
Public exploit
CWE-120
High · CVSS 8.7
EPSS 0.8% (56th pct)2025-12-06
UTT 进取 520W websHostFilter strcpy buffer overflow
CVE-2025-14140
Public exploit
CWE-120
High · CVSS 7.1
EPSS 0.6% (48th pct)2025-12-06
UTT 进取 520W formConfigDnsFilterGlobal strcpy buffer overflow
CVE-2025-14139
Public exploit
CWE-120
Medium · CVSS 6.9
EPSS 1.0% (61th pct)2025-12-06

Common weakness types

The CWE weakness categories most often found in UTT 520w firmware CVEs. Follow any weakness for its full explanation.

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')21 CVEs
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer3 CVEs
CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')1 CVE
CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')1 CVE

Disclosure activity by year

How many UTT 520w firmware CVEs were published each year.

2025

3

2026

23

Other UTT products

Browse vulnerabilities for other products by UTT.

520w26 CVEs 进取 520W22 CVEs 810g15 CVEs 810g firmware15 CVEs HiPER 1250GW14 CVEs HiPER 810G14 CVEs 512w12 CVEs 512w firmware12 CVEs

All UTT vulnerabilities

Frequently asked questions

Common questions about UTT 520w firmware vulnerabilities.

How many CVEs does UTT 520w firmware have?: UTT 520w firmware has 26 published CVE records since 2025.
How many UTT 520w firmware CVEs are in CISA KEV?: None of UTT 520w firmware's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Are there public exploits for UTT 520w firmware vulnerabilities?: Yes — 26 of UTT 520w firmware's CVEs have a known public exploit.
Which versions of UTT 520w firmware are affected?: 2 distinct UTT 520w firmware versions are named across its CVEs. Use the version filter above to see the CVEs affecting a specific version.
What are the most common weakness types in UTT 520w firmware CVEs?: UTT 520w firmware's CVEs most often map to these CWE weakness types: CWE-120 (Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')), CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer), CWE-77 (Improper Neutralization of Special Elements used in a Command ('Command Injection')), CWE-78 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')).
How many critical UTT 520w firmware vulnerabilities are there?: UTT 520w firmware has 1 critical and 21 high-severity CVEs.
What is the average severity of UTT 520w firmware CVEs?: The average CVSS base score across UTT 520w firmware's scored CVEs is 8.2.

References

All UTT vulnerabilities
The MITRE CVE Program (opens in a new tab)
Learn: What is a CVE?
CWE directory: the weakness types these CVEs map to

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

Track UTT 520w firmware vulnerabilities

Get an alert for each new UTT 520w firmware CVE, with AI-written analysis and remediation steps.

Create an account See pricing

On this page

Overview
Severity and exploitation
Affected versions and CVEs
Common weakness types
Disclosure activity
Other products
FAQ
References