Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Phoenixcontact | Axl F Bk Pn Firmware | <= 1.0.4 |
| Phoenixcontact | Axl F Bk Pn | - |
| Phoenixcontact | Axl F Bk Eth Firmware | <= 1.12 |
| Phoenixcontact | Axl F Bk Eth | - |
| Phoenixcontact | Axl F Bk Eth Xc Firmware | <= 1.11 |
| Phoenixcontact | Axl F Bk Eth Xc | - |
References
- https://psirt.bosch.com/security-advisories/bosch-sa-645125.html
- https://www.phoenixcontact.com/assets/downloads_ed/local_pc/web_dwl_technical_inVendor Advisory
- https://psirt.bosch.com/security-advisories/bosch-sa-645125.html
- https://www.phoenixcontact.com/assets/downloads_ed/local_pc/web_dwl_technical_inVendor Advisory
FAQ
What is CVE-2018-16994?
CVE-2018-16994 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...
How severe is CVE-2018-16994?
CVE-2018-16994 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-16994?
Check the references section above for vendor advisories and patch information. Affected products include: Phoenixcontact Axl F Bk Pn Firmware, Phoenixcontact Axl F Bk Pn, Phoenixcontact Axl F Bk Eth Firmware, Phoenixcontact Axl F Bk Eth, Phoenixcontact Axl F Bk Eth Xc Firmware.