Security readout for executives and security teams
This flaw affects all Schneider Electric Modicon Quantum communication modules. A firmware-upgrade FTP command can be misused, causing outages and, in extreme cases, loading malicious firmware. For industrial environments, this is a serious operational risk because it targets controller communications rather than ordinary IT systems. Exposure is most likely where Modicon Quantum communication modules are present and their FTP or firmware-management paths are reachable from untrusted, shared, or poorly segmented networks. Internet exposure would raise urgency, but the source bundle does not state prevalence or default exposure. Treat this as high priority for industrial sites using Modicon Quantum. The business concern is loss of controller communications or malicious firmware loading, which can disrupt operations. Prioritize asset discovery, segmentation checks, and vendor guidance review. Mitigation focus: Review Schneider Electric advisory SEVD-2018-081-01 for official fixes or workarounds.; Inventory all Modicon Quantum communication modules and map firmware-management access paths.; Restrict FTP and management access to trusted engineering hosts and networks..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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Open ATT&CK lookupCVE-2018-7240 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://www.schneider-electric.com/en/download/document/SEVD-2018-081-01/CVE reference · x_refsource_CONFIRM
- https://ics-cert.us-cert.gov/advisories/ICSA-18-086-01CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
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