7.5
CVSSv3

CVE-2018-16994

Published: 18/02/2020 Updated: 24/08/2020
CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 694
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

An issue exists on PHOENIX CONTACT AXL F BK PN <=1.0.4, AXL F BK ETH <= 1.12, and AXL F BK ETH XC <= 1.11 devices and Bosch Rexroth S20-ETH-BK and Rexroth S20-PN-BK+ (the S20-PN-BK+/S20-ETH-BK fieldbus couplers sold by Bosch Rexroth contain technology from Phoenix Contact). Incorrect handling of a request with non-standard symbols allows remote malicious users to initiate a complete lock up of the bus coupler. Authentication of the request is not required.

Vulnerability Trend

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phoenixcontact axl_f_bk_pn_firmware

phoenixcontact axl_f_bk_eth_firmware

phoenixcontact axl_f_bk_eth_xc_firmware