Buffer overflow in Phoenixcontact Fl Switch 3004t-Fx
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).
Vulnerability class: Buffer Overflow
EPSS: 0.027 (84.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Phoenixcontact Fl_switch_3004t-fx
- Phoenixcontact Fl_switch_3004t-fx_firmware
- Phoenixcontact Fl_switch_3004t-fx_st
- Phoenixcontact Fl_switch_3004t-fx_st_firmware
- Phoenixcontact Fl_switch_3005
- Phoenixcontact Fl_switch_3005_firmware
- Phoenixcontact Fl_switch_3005t
- Phoenixcontact Fl_switch_3005t_firmware
- Phoenixcontact Fl_switch_3006t-2fx
- Phoenixcontact Fl_switch_3006t-2fx_firmware
Weakness classification (CWE)
References
- cve@mitre.org (US Government Resource, Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2018-10731?
- CVE-2018-10731 is a critical-severity vulnerability in Phoenixcontact Fl Switch 3004t-Fx, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.0/10. Published 2018-05-17.
- How severe is CVE-2018-10731?
- Critical severity. CVSS v3 base score is 9.0 out of 10.