CVE-2017-16743
high-risk
Published 2018-01-12
An Improper Authorization issue was discovered in PHOENIX CONTACT FL SWITCH 3xxx, 4xxx, and 48xxx Series products running firmware Version 1.0 to 1.32. A remote unauthenticated attacker may be able to craft special HTTP requests allowing an attacker to bypass web-service authentication allowing the attacker to obtain administrative privileges on the device.
Do I need to act?
~
1.2% 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 9.8/10
Critical
NETWORK
/ LOW 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
58
/ 100
high-risk
Severity
32/34 · Critical
Exploitability
4/34 · Minimal
Exposure
22/34 · High