CVE-2025-41770
High
Description
An unauthenticated denial-of-service vulnerability in the device's PLCnext Engineer communication interface allow an remote attacker to interrupt access via the client application. Successful exploitation prevents communication until the PLCnext service is manually restarted.
SeverityHigh
CVSS7.5
Exploit probability—
ProductAXC F 1152
PublishedAug 12, 2026
First seenAug 12, 2026
Weakness typeCWE-770Allocation of resources without limits
How to fix
Update
- Phoenix Contact AXC F 11522026.0.3 or later
- Phoenix Contact AXC F 12522026.0.3 or later
- Phoenix Contact AXC F 2000 EA2026.0.3 or later
- Phoenix Contact AXC F 21522026.0.3 or later
- Phoenix Contact AXC F 31522026.0.3 or later
- Phoenix Contact BPC 9102S2026.0.3 or later
- Phoenix Contact BPC 9202S2026.0.3 or later
- Phoenix Contact RFC 4072R2026.0.3 or later
- Phoenix Contact RFC 4072S2026.0.3 or later
- Phoenix Contact VL3 UPC 2440 EDGE2026.0.3 or later
- Phoenix Contact VPLCNEXT CONTROL 10002026.0.3 or later
- Phoenix Contact VPLCNEXT CONTROL 20002026.0.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Phoenix Contact AXC F 1152 | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact AXC F 1252 | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact AXC F 2000 EA | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact AXC F 2152 | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact AXC F 3152 | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact BPC 9102S | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact BPC 9202S | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact RFC 4072R | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact RFC 4072S | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact VL3 UPC 2440 EDGE | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact VPLCNEXT CONTROL 1000 | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact VPLCNEXT CONTROL 2000 | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact VPLCNEXT CONTROL 3000 | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact VPLCNEXT CONTROL 500 | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact Catan C1 | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact EPC 1502 | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
| Phoenix Contact EPC 1522 | 2019.0.4 ≤ v < 2026.0.3 | 2026.0.3 |
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