Description
All Phoenix Contact managed FL SWITCH 3xxx, 4xxx, 48xx products running firmware version 1.0 to 1.33 are prone to buffer overflows when handling very large cookies (a different vulnerability than CVE-2018-10728).
Advisories 2
- VDE-2018-007 Phoenix Contact: FL SWITCH 3xxx/4xxx/48xx series - Stack-based Buffer Overflow in shared object file CERT@VDE · May 22, 2025
- ICSA-18-137-02 PHOENIX CONTACT FL SWITCH 3xxx/4xxx/48xx Series CISA ICS & IT advisories · May 17, 2018