CVE-2018-10731

high-risk
Published 2018-05-17

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).

Do I need to act?

~
1.4% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.0/10 Critical
NETWORK / HIGH complexity

Affected Products (20)

Fl Switch 3005 Firmware
Fl Switch 3005T Firmware
Fl Switch 3004T-Fx Firmware
Fl Switch 3004T-Fx St Firmware
Fl Switch 3008 Firmware
Fl Switch 3008T Firmware
Fl Switch 3006T-2Fx Firmware
Fl Switch 3006T-2Fx St Firmware
Fl Switch 3012E-2Sfx Firmware
Fl Switch 3016E Firmware
Fl Switch 3016 Firmware
Fl Switch 3016T Firmware
Fl Switch 3006T-2Fx Sm Firmware
Fl Switch 4008T-2Sfp Firmware
Fl Switch 4008T-2Gt-4Fx Sm Firmware
Fl Switch 4008T-2Gt-3Fx Sm Firmware
Fl Switch 4808E-16Fx Lc-4Gc Firmware
Fl Switch 4808E-16Fx Sm-4Gc Firmware
Fl Switch 4808E-16Fx Sm St-4Gc Firmware
Fl Switch 4808E-16Fx St-4Gc Firmware

Affected Vendors

Phoenixcontact

References (6)

Third Party Advisory http://www.securityfocus.com/bid/104231
Patch https://cert.vde.com/de-de/advisories/vde-2018-007
Patch https://ics-cert.us-cert.gov/advisories/ICSA-18-137-02
Third Party Advisory http://www.securityfocus.com/bid/104231
Patch https://cert.vde.com/de-de/advisories/vde-2018-007
Patch https://ics-cert.us-cert.gov/advisories/ICSA-18-137-02
52
/ 100
high-risk
Severity 26/34 · High
Exploitability 4/34 · Minimal
Exposure 22/34 · High