Security readout for executives and security teams
This CVE affects Schneider Electric Modicon controller communication modules. The password encryption relies on vulnerable hash algorithms, meaning password protections may be weaker than expected. The sources do not provide a CVSS score, confirmed exploitation, or a specific fix in the provided bundle. Exposure is most likely in industrial environments using the named Schneider Electric Modicon controller families and their communication modules. Asset inventories should focus on operational technology networks, engineering workstations, spares, and remote-access paths involving these controllers. Treat this as an OT credential-protection weakness requiring inventory and vendor-guided remediation review. Urgency is moderate from an exposure-management perspective, but severity is unknown because the provided sources lack CVSS, exploit status, and fix details. Mitigation focus: Review Schneider Electric SEVD-2018-081-01 for official remediation or workaround guidance.; Review CISA ICSA-18-086-01 for operational mitigation direction.; Identify affected Modicon communication modules before applying production changes..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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Credential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2018-7242 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
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
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
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.