Labcenter recommends ensuring you are using the latest version (9.2 SPO) of the software. Version can be found by looking at the bottom left of the Proteus home page (Version 8 or higher) or by selecting the About ISIS or About ARES option from the Help menu. Update notifications appear in the new and information section of the home page where you can activate the download and installation directly.
If you have questions or need help please contact Labcenter or your local distributor.
"}],"value":"Labcenter recommends ensuring you are using the latest version (9.2 SPO) of the software. Version can be found by looking at the bottom left of the Proteus home page (Version 8 or higher) or by selecting the About ISIS or About ARES option from the Help menu. Update notifications appear in the new and information section of the home page where you can activate the download and installation directly.\n\n\n\nIf you have questions or need help please contact Labcenter or your local distributor."}],"source":{"discovery":"UNKNOWN"},"title":"Out-of-bounds write in Labcenter Proteus","x_generator":{"engine":"Vulnogram 1.0.2"}}},"cveMetadata":{"assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","assignerShortName":"icscert","cveId":"CVE-2026-42953","datePublished":"2026-07-07T21:39:04.839Z","dateReserved":"2026-06-03T15:40:50.751Z","dateUpdated":"2026-07-08T13:03:58.052Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-07 22:16:51","lastModifiedDate":"2026-07-09 19:48:15","problem_types":["CWE-787","CWE-787 CWE-787 Out-of-bounds write"],"metrics":{"cvssMetricV40":[{"source":"ics-cert@hq.dhs.gov","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":8.4,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"ACTIVE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-08T13:03:43.706198Z","id":"CVE-2026-42953","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"42953","Ordinal":"1","Title":"Out-of-bounds write in Labcenter Proteus","CVE":"CVE-2026-42953","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"42953","Ordinal":"1","NoteData":"The application contains an out-of-bounds write vulnerability that can be exploited by an attacker to cause the program to write data past the end of an allocated memory buffer. This can lead to arbitrary code execution.","Type":"Description","Title":"Out-of-bounds write in Labcenter Proteus"}]}}}