National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-16994 Detail

Current 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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.5 HIGH
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://psirt.bosch.com/security-advisories/bosch-sa-645125.html
https://www.phoenixcontact.com/assets/downloads_ed/local_pc/web_dwl_technical_info/Security_Advirory_CVE-2018-16994.pdf Vendor Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-20 Improper Input Validation NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:phoenixcontact:axl_f_bk_pn_firmware:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.0.4
Running on/with
 cpe:2.3:h:phoenixcontact:axl_f_bk_pn:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:phoenixcontact:axl_f_bk_eth_firmware:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.12
Running on/with
 cpe:2.3:h:phoenixcontact:axl_f_bk_eth:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:o:phoenixcontact:axl_f_bk_eth_xc_firmware:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.11
Running on/with
 cpe:2.3:h:phoenixcontact:axl_f_bk_eth_xc:-:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-16994
NVD Published Date:
02/18/2020
NVD Last Modified:
03/17/2020