5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
5.6 Medium
AI Score
Confidence
High
0.228 Low
EPSS
Percentile
96.6%
CVSS v3 5.3
**ATTENTION:**Exploitable remotely/low skill level to exploit/public exploits are available
**Vendor:**PEPPERL+FUCHS
**Equipment:**WirelessHART-Gateways
**Vulnerability:**Path Traversal
Successful exploitation of this vulnerability could allow access to files and restricted directories stored on the device through the manipulation of file parameters.
3.2.1 IMPROPER LIMITATION OF A PATHNAME TO A RESTRICTED DIRECTORY (‘PATH TRAVERSAL’) CWE-22
A path traversal vulnerability has been identified, which may allow unauthorized disclosure of information.
CVE-2018-16059 has been assigned to this vulnerability. A CVSS v3 base score of 5.3 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).
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:
<https://cert.vde.com/en-us/advisories/vde-2019-002>
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.
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2018-16059
cert.vde.com/en-us/advisories/vde-2019-002
cwe.mitre.org/data/definitions/22.html
public.govdelivery.com/accounts/USDHSCISA/subscriber/new?topic_id=USDHSCISA_138
twitter.com/CISAgov
twitter.com/intent/tweet?text=PEPPERL%2BFUCHS%20WirelessHART-Gateways+https://www.cisa.gov/news-events/ics-advisories/icsa-19-073-03
www.dhs.gov
www.dhs.gov/foia
www.dhs.gov/performance-financial-reports
www.facebook.com/CISA
www.facebook.com/sharer/sharer.php?u=https://www.cisa.gov/news-events/ics-advisories/icsa-19-073-03&title=PEPPERL%2BFUCHS%20WirelessHART-Gateways
www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
www.instagram.com/cisagov
www.linkedin.com/company/cybersecurity-and-infrastructure-security-agency
www.linkedin.com/sharing/share-offsite/?url=https://www.cisa.gov/news-events/ics-advisories/icsa-19-073-03
www.oig.dhs.gov/
www.surveymonkey.com/r/CISA-cyber-survey?product=https://www.cisa.gov/news-events/ics-advisories/icsa-19-073-03
www.usa.gov/
www.whitehouse.gov/
www.youtube.com/@cisagov
mailto:?subject=PEPPERL%2BFUCHS%20WirelessHART-Gateways&body=www.cisa.gov/news-events/ics-advisories/icsa-19-073-03
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
5.6 Medium
AI Score
Confidence
High
0.228 Low
EPSS
Percentile
96.6%