OS command injection in Zyxel Usg Flex 50
CVSS score
7.2
EPSS probability
%1.4
Risk score
0.1
Published
1 y ago
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Vulnerability description
DayBreach CVE AI Research
CVE-2025-8078 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.
A post-authentication command injection vulnerability in Zyxel ATP series firmware versions from V4.32 through V5.40, USG FLEX series firmware versions from V4.50 through V5.40, USG FLEX 50(W) series firmware versions from V4.16 through V5.40, and USG20(W)-VPN series firmware versions from V4.16 through V5.40 could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on the affected device by passing a crafted string as an argument to a CLI command.
IMPACT: Affected Products and Software
Affected Products
The following products are affected by CVE-2025-8078 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.
| ID | VENDOR | PRODUCT | ACTION |
|---|---|---|---|
| 1 | zyxel | zld | View |
| 2 | zyxel | atp100 | View |
| 3 | zyxel | atp100w | View |
| 4 | zyxel | atp200 | View |
| 5 | zyxel | atp500 | View |
| 6 | zyxel | atp700 | View |
| 7 | zyxel | atp800 | View |
| 8 | zyxel | zld | View |
| 9 | zyxel | usg flex 100 | View |
| 10 | zyxel | usg flex 100ax | View |
| 11 | zyxel | usg flex 100w | View |
| 12 | zyxel | usg flex 200 | View |
| 13 | zyxel | usg flex 50 | View |
| 14 | zyxel | usg flex 500 | View |
| 15 | zyxel | usg flex 50ax | View |
| 16 | zyxel | usg flex 700 | View |
| 17 | zyxel | zld | View |
| 18 | zyxel | usg 20w-vpn | View |
| 19 | zyxel | usg flex 50w | View |
RED HAT CSAF/VEX: Product Impact Check
SCORING: CVSS from Multiple Sources
CVSS Scores
The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.
| SCORE | VERSION | SEVERITY | VECTOR | SOURCE |
|---|---|---|---|---|
| 7.2 | CVSS V31 | HIGH | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H | NVD |
Patch and Remediation Guide
Solution & Remediation Advisory
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Public exploit and active exploitation status
Verified exploit intelligence
No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.
Weakness Classification and Attack Patterns (CWE & CAPEC)
CWE - Common Weakness Enumeration
While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-8078 is associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-8078 weaknesses.
Attack Vector and Accessibility
Official Sources and Advisories
Similar Vulnerabilities
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