SB2019102106 - Information disclosure in WAGO Series PFC100 and PFC200 devices
Published: October 21, 2019
Security Bulletin ID
SB2019102106
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) External control of file name or path (CVE-ID: CVE-2019-18202)
CWE-ID: CWE-73 - External Control of File Name or Path
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:Green
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to the affected software allows check paths or file names that are used in filesystem operations. A remote attacker can send a specially crafted HTTP request, identify installed software and gain access to sensitive data (e.g. session data stored in the file system).
Remediation
Install update from vendor's website.