High severity7.5NVD Advisory· Published Feb 18, 2020· Updated Jun 17, 2026
CVE-2018-16994
CVE-2018-16994
Description
An issue was discovered 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 attackers to initiate a complete lock up of the bus coupler. Authentication of the request is not required.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7- cpe:2.3:o:phoenixcontact:axl_f_bk_eth_firmware:*:*:*:*:*:*:*:*Range: <=1.12
- cpe:2.3:o:phoenixcontact:axl_f_bk_eth_xc_firmware:*:*:*:*:*:*:*:*Range: <=1.11
- cpe:2.3:o:phoenixcontact:axl_f_bk_pn_firmware:*:*:*:*:*:*:*:*Range: <=1.0.4
- PHOENIX CONTACT/AXL F BK PNdescription
- Range: <=1.0.4
- Range: <=1.11
Patches
Vulnerability mechanics
References
2News mentions
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