Uos
Vendor:
First CVE: Feb 20, 2024 · Active for 2 years
5
Total CVEs
More Total CVEs than 79% of tracked products
2.5
Avg CVEs / Year
Higher CVE frequency than 77% of tracked products
7.2
Avg CVSS
Higher Avg CVSS than 47% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Uos over time
Volume of CVEsAvg CVSS Base Score
First CVE
Feb 20, 2024
2 years ago
Most Recent CVE
Apr 22, 2025
462 days ago
CVE Severity & Scoring
Uos5 CVEs
40%
60%
All CVEs353,173 CVEs
45%
40%
11%
MediumHigh
Attack Vector
Local3 (60.0%)
Network2 (40.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low5 (100.0%)
High0 (0.0%)
Unknown0 (0.0%)
User Interaction
None5 (100.0%)
Unknown0 (0.0%)
Required0 (0.0%)
Privileges Required
Low3 (60.0%)
High2 (40.0%)
None0 (0.0%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (5 CVEs).
5 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2025-1731HIGH An incorrect permission assignment vulnerability in the PostgreSQL commands of the Zyxel USG FLEX H series uOS firmware versions from V1.20 through V1.31 could allow an authenticat | Apr 22, 2025 | 7.8 | 37 | NO | YES |
CVE-2025-1732MEDIUM An improper privilege management vulnerability in the recovery function of the Zyxel USG FLEX H series uOS firmware version V1.31 and earlier could allow an authenticated local att | Apr 22, 2025 | 6.7 | 22 | NO | NO |
CVE-2023-6398HIGH A post-authentication command injection vulnerability in the file upload binary in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versi | Feb 20, 2024 | 7.2 | 22 | NO | NO |
CVE-2024-9677HIGH The insufficiently protected credentials vulnerability in the CLI command of the USG FLEX H series uOS firmware version V1.21 and earlier versions could allow an authenticated loca | Oct 22, 2024 | 7.8 | 21 | NO | NO |
CVE-2023-6399MEDIUM A format string vulnerability in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) | Feb 20, 2024 | 6.5 | 20 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (5 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
1 CVE
20.0% of CVEs· 87th percentile
Social Chatter
Signals from CVEs in this product scope (5 CVEs).
Media Mentions
Signals from CVEs in this product scope (5 CVEs).
Top CNAs Publishing CVEs For Uos
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 1.31 | 1 | 6.7 | 0.2% | 0 | 0 |
| 1.10 | 2 | 6.8 | 1.0% | 0 | 0 |