SB2018011602 - Multiple vulnerabilities in PHOENIX CONTACT FL SWITCH
Published: January 16, 2018
Security Bulletin ID
SB2018011602
CSH Severity
High
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Privilege escalation (CVE-ID: CVE-2017-16743)
CWE-ID: CWE-285 - Improper Authorization
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to gain elevated privileges.
The weakness exists due to improper authorization. A remote attacker can send a specially crafted HTTP request, bypass authentication and gain administrative privileges on the target device.
2) Information disclosure (CVE-ID: CVE-2017-16741)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to obtain potentially sensitive information.
The weakness exists due to unspecified error. A remote attacker can use Monitor Mode on the device to read diagnostic information on the target device.
Remediation
Install update from vendor's website.