CVE-2025-41703
High
Description
An unauthenticated remote attacker can cause a Denial of Service by turning off the output of the UPS via Modbus command.
SeverityHigh
CVSS7.5
Exploit probability—
ProductQUINT4-UPS/24DC/24DC/5/EIP
PublishedOct 14, 2025
First seenOct 14, 2025
Weakness typeCWE-306Missing authentication for critical function
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Phoenix Contact QUINT4-UPS/24DC/24DC/5/EIP | VC:00 ≤ v ≤ VC:07 | — |
| Phoenix Contact QUINT4-UPS/24DC/24DC/10/EIP | VC:00 ≤ v ≤ VC:07 | — |
| Phoenix Contact QUINT4-UPS/24DC/24DC/20/EIP | VC:00 ≤ v ≤ VC:07 | — |
| Phoenix Contact QUINT4-UPS/24DC/24DC/40/EIP | VC:00 ≤ v ≤ VC:07 | — |
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