CVSS v3 5.3
ATTENTION: Exploitable remotely/low skill level to exploit/public exploits are available
Successful exploitation of this vulnerability could allow access to files and restricted directories stored on the device through the manipulation of file parameters.
A path traversal vulnerability has been identified, which may allow unauthorized disclosure of information.
PEPPERL+FUCHS reported this vulnerability to CERT@VDE
PEPPERL+FUCHS reports that affected users with WHA-GW--ETH devices should upgrade to firmware Version 03.00.08. Affected users with WHA-GW--ETH.EIP devices should upgrade to firmware Version 02.00.01.
For more information, please see the advisory CERT@VDE wrote for PEPPERL+FUCHS at:
NCCIC recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:
NCCIC reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
NCCIC also provides a section for control systems security recommended practices on the ICS-CERT web page. Several recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
Additional mitigation guidance and recommended practices are publicly available on the ICS-CERT website in the Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to NCCIC for tracking and correlation against other incidents.
For any questions related to this report, please contact the CISA at:
Toll Free: 1-888-282-0870
For industrial control systems cybersecurity information: https://us-cert.cisa.gov/ics
or incident reporting: https://us-cert.cisa.gov/report
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