6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.8 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
38.2%
This updated advisory is a follow-up to the advisory update titled ICSA-21-021-05 WAGO M&M Software fdtCONTAINER (Update B) that was published February 16, 2021, to the ICS webpage on us-cert.cisa.gov.
If an attacker can socially engineer a valid user into loading a manipulated project file, malicious code can be executed without notice.
The following products are affected:
There are reports indicating the following products incorporate the affected component:
--------- Begin Update C Part 1 of 1 ---------
--------- End Update C Part 1 of 1 ---------
A vulnerability has been discovered in the fdtCONTAINER component issued by M&M Software and used by other products, including RTIS and PACTware. An attacker could exploit this vulnerability on the workstation by supplying/providing a manipulated project file. If that manipulated project file is loaded, malicious code could be executed without notice.
CVE-2020-12525 has been assigned to this vulnerability. A CVSS v3 base score of 7.3 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H).
Emerson reported this vulnerability to CISA and M&M Software.
M&M Software recommends users choose one of the following solutions:
The CERT@VDE advisory for M&M Software also recommends the following mitigation practices:
Emerson has published a notification (EMR.RMT20004.Rev3) for this vulnerability in RTIS. RTIS users should review this notification for additional information specific to RTIS.
CERT@VDE has published an advisory (VDE-2021-001) for this vulnerability in PEPPERL+FUCHS PACTware.
CERT@VDE has published an advisory (VDE-2021-002) for this vulnerability in Weidmรผller FDT/DTM Software with WI Manager.
Mitsubishi Electric has published advisory 2020-020 concerning the vulnerability in MELSOFT FieldDeviceConfigurator.
CISA recommends users take the following measures to protect themselves from social engineering attacks:
CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
CISA also provides a section for control systems security recommended practices on the ICS webpage on us-cert.cisa.gov. 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 webpage on us-cert.cisa.gov in the Technical Information Paper, ICS-TIP-12-146-01BโTargeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to CISA for tracking and correlation against other incidents.
No known public exploits specifically target this vulnerability. This vulnerability is not exploitable remotely.
cert.vde.com/de-de/advisories/vde-2021-001
cert.vde.com/de-de/advisories/vde-2021-002
cert.vde.com/en-us/advisories/vde-2020-048
cwe.mitre.org/data/definitions/502.html
nvd.nist.gov/vuln/detail/CVE-2020-12525
public.govdelivery.com/accounts/USDHSCISA/subscriber/new?topic_id=USDHSCISA_138
twitter.com/CISAgov
twitter.com/intent/tweet?text=WAGO%20M%26M%20Software%20fdtCONTAINER%20%28Update%20C%29+https://www.cisa.gov/news-events/ics-advisories/icsa-21-021-05
us-cert.cisa.gov/ics
us-cert.cisa.gov/ics
us-cert.cisa.gov/ics/recommended-practices
us-cert.cisa.gov/ics/tips/ICS-TIP-12-146-01B
us-cert.cisa.gov/ncas/tips/ST04-014
us-cert.cisa.gov/sites/default/files/publications/emailscams_0905.pdf
us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
www.dhs.gov
www.dhs.gov/foia
www.dhs.gov/performance-financial-reports
www.emerson.com/documents/automation/emr-rmt20004-rev3-en-7259618.pdf
www.facebook.com/CISA
www.facebook.com/sharer/sharer.php?u=https://www.cisa.gov/news-events/ics-advisories/icsa-21-021-05&title=WAGO%20M%26M%20Software%20fdtCONTAINER%20%28Update%20C%29
www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
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-21-021-05
www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-020_en.pdf
www.oig.dhs.gov/
www.surveymonkey.com/r/CISA-cyber-survey?product=https://www.cisa.gov/news-events/ics-advisories/icsa-21-021-05
www.usa.gov/
www.whitehouse.gov/
www.youtube.com/@cisagov
mailto:?subject=WAGO%20M%26M%20Software%20fdtCONTAINER%20%28Update%20C%29&body=www.cisa.gov/news-events/ics-advisories/icsa-21-021-05
6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.8 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
38.2%