CVE-2017-16743
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.11%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.11% probability · 87th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-285, CWE-863
- Affected
- phoenixcontact/fl switch 3005 firmware · phoenixcontact/fl switch 3005t firmware · phoenixcontact/fl switch 3004t-fx firmware · phoenixcontact/fl switch 3004t-fx st firmware · phoenixcontact/fl switch 3008 firmware · phoenixcontact/fl switch 3008t firmware · phoenixcontact/fl switch 3006t-2fx firmware · phoenixcontact/fl switch 3006t-2fx st firmware · phoenixcontact/fl switch 3012e-2sfx firmware · phoenixcontact/fl switch 3016e firmware · phoenixcontact/fl switch 3016 firmware · phoenixcontact/fl switch 3016t firmware · phoenixcontact/fl switch 3006t-2fx sm firmware · phoenixcontact/fl switch 4008t-2sfp firmware · phoenixcontact/fl switch 4008t-2gt-4fx sm firmware · phoenixcontact/fl switch 4008t-2gt-3fx sm firmware · phoenixcontact/fl switch 4808e-16fx lc-4gc firmware · phoenixcontact/fl switch 4808e-16fx sm-4gc firmware · phoenixcontact/fl switch 4808e-16fx sm st-4gc firmware · phoenixcontact/fl switch 4808e-16fx st-4gc firmware · +9 more
- Source
- ics-cert@hq.dhs.gov
References
- https://cert.vde.com/en-us/advisories/vde-2017-006
- https://ics-cert.us-cert.gov/advisories/ICSA-18-011-03Patch, Third Party Advisory, US Government Resource
- https://cert.vde.com/en-us/advisories/vde-2017-006
- https://ics-cert.us-cert.gov/advisories/ICSA-18-011-03Patch, Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.