CVE-2018-10731
UnknownEPSS 2.77%
Last modified
CVE-2018-10731 is a vulnerability of currently unknown severity. 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).. EPSS estimates a 2.77% chance of exploitation in the next 30 days.
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).
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Phoenixcontact | Fl Switch 3005 Firmware | > 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3005t Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3004t-Fx Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3004t-Fx St Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3008 Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3008t Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3006t-2fx Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3006t-2fx St Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3012e-2sfx Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3016e Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3016 Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3016t Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3006t-2fx Sm Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4008t-2sfp Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4008t-2gt-4fx Sm Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4008t-2gt-3fx Sm Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4808e-16fx Lc-4gc Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4808e-16fx Sm-4gc Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4808e-16fx Sm St-4gc Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4808e-16fx St-4gc Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4808e-16fx-4gc Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4808e-16fx Sm Lc-4gc Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4012t 2gt 2fx Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4012t-2gt-2fx St Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4824e-4gc Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4800e-24fx-4gc Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4800e-24fx Sm-4gc Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 3012e-2fx Sm Firmware | >= 1.0, <= 1.33 |
| Phoenixcontact | Fl Switch 4000t-8poe-2sfp-R Firmware | >= 1.0, <= 1.33 |
References
- http://www.securityfocus.com/bid/104231Third Party Advisory, VDB Entry
- https://cert.vde.com/de-de/advisories/vde-2018-007Patch, Third Party Advisory
- https://ics-cert.us-cert.gov/advisories/ICSA-18-137-02Patch, Third Party Advisory, US Government Resource
- http://www.securityfocus.com/bid/104231Third Party Advisory, VDB Entry
- https://cert.vde.com/de-de/advisories/vde-2018-007Patch, Third Party Advisory
- https://ics-cert.us-cert.gov/advisories/ICSA-18-137-02Patch, Third Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-10731?
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).
How severe is CVE-2018-10731?
Severity scoring for CVE-2018-10731 is pending analysis. The EPSS model estimates a 2.77% probability of exploitation in the next 30 days.
How do I fix CVE-2018-10731?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2018-10731?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST