CVE-2024-51745

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{"affected": [{"affectedData": [{"product": "wasmtime", "vendor": "bytecodealliance", "versions": [{"status": "affected", "version": "< 24.0.2"}, {"status": "affected", "version": ">= 25.0.0, < 25.0.3"}, {"status": "affected", "version": "= 26.0.0"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:bytecodealliance:wasmtime:*:*:*:*:*:rust:*:*", "matchCriteriaId": "1BFE87A2-A0DD-4846-B94B-383F0BA1EB70", "versionEndExcluding": "24.0.2", "vulnerable": true}, {"criteria": "cpe:2.3:a:bytecodealliance:wasmtime:25.0.0:*:*:*:*:rust:*:*", "matchCriteriaId": "93D6A473-5987-4AFD-B25F-21A324A65305", "vulnerable": true}, {"criteria": "cpe:2.3:a:bytecodealliance:wasmtime:25.0.1:*:*:*:*:rust:*:*", "matchCriteriaId": "3FA90264-0D7B-4DAE-BE90-A96A42C7B2BB", "vulnerable": true}, {"criteria": "cpe:2.3:a:bytecodealliance:wasmtime:25.0.2:*:*:*:*:rust:*:*", "matchCriteriaId": "F7F362A1-3131-440A-A751-EACC2E4D11EA", "vulnerable": true}, {"criteria": "cpe:2.3:a:bytecodealliance:wasmtime:26.0.0:*:*:*:*:rust:*:*", "matchCriteriaId": "43CB47EA-EB8E-4E52-9ECD-EB9A30FB732A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Wasmtime is a fast and secure runtime for WebAssembly. Wasmtime's filesystem sandbox implementation on Windows blocks access to special device filenames such as \"COM1\", \"COM2\", \"LPT0\", \"LPT1\", and so on, however it did not block access to the special device filenames which use superscript digits, such as \"COM\u00b9\", \"COM\u00b2\", \"LPT\u2070\", \"LPT\u00b9\", and so on. Untrusted Wasm programs that are given access to any filesystem directory could bypass the sandbox and access devices through those special device filenames with superscript digits, and through them gain access peripheral devices connected to the computer, or network resources mapped to those devices. This can include modems, printers, network printers, and any other device connected to a serial or parallel port, including emulated USB serial ports. Patch releases for Wasmtime have been issued as 24.0.2, 25.0.3, and 26.0.1. Users of Wasmtime 23.0.x and prior are recommended to upgrade to one of these patched versions. There are no known workarounds for this issue. Affected Windows users are recommended to upgrade."}, {"lang": "es", "value": "Wasmtime es un entorno de ejecuci\u00f3n r\u00e1pido y seguro para WebAssembly. La implementaci\u00f3n de la zona protegida del sistema de archivos de Wasmtime en Windows bloquea el acceso a nombres de archivos de dispositivos especiales como \"COM1\", \"COM2\", \"LPT0\", \"LPT1\", etc., pero no bloquea el acceso a los nombres de archivos de dispositivos especiales que utilizan d\u00edgitos en super\u00edndice, como \"COM\u00b9\", \"COM\u00b2\", \"LPT?\", \"LPT\u00b9\", etc. Los programas Wasm no confiables a los que se les da acceso a cualquier directorio del sistema de archivos podr\u00edan omitir la zona protegida y acceder a los dispositivos a trav\u00e9s de esos nombres de archivos de dispositivos especiales con d\u00edgitos en super\u00edndice, y a trav\u00e9s de ellos obtener acceso a dispositivos perif\u00e9ricos conectados a la computadora o recursos de red asignados a esos dispositivos. Esto puede incluir m\u00f3dems, impresoras, impresoras de red y cualquier otro dispositivo conectado a un puerto serial o paralelo, incluidos los puertos seriales USB emulados. Se han publicado parches para Wasmtime como 24.0.2, 25.0.3 y 26.0.1. Se recomienda a los usuarios de Wasmtime 23.0.x y versiones anteriores que actualicen a una de estas versiones parcheadas. No existen workarounds conocidos para este problema. Se recomienda a los usuarios de Windows afectados que actualicen."}], "id": "CVE-2024-51745", "lastModified": "2026-06-17T08:06:14.230", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 2.3, "baseSeverity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:L/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", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-51745", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-11-05T21:28:24.494004Z", "version": "2.0.3"}}]}, "published": "2024-11-05T22:15:21.643", "references": [{"source": "security-advisories@github.com", "tags": ["Product"], "url": "https://en.wikipedia.org/wiki/ISO/IEC_8859-1"}, {"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/bytecodealliance/cap-std/pull/371"}, {"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-c2f5-jxjv-2hh8"}, {"source": "security-advisories@github.com", "tags": ["Product"], "url": "https://learn.microsoft.com/en-us/windows/win32/fileio/naming-a-file#naming-conventions"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-67"}, {"lang": "en", "value": "CWE-184"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"bugzilla": {"description": "wasmtime: Wasmtime doesn't fully sandbox all the Windows device filenames", "id": "2324058", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2324058"}, "csaw": false, "cwe": "(CWE-184|CWE-67)", "details": ["Wasmtime is a fast and secure runtime for WebAssembly. Wasmtime's filesystem sandbox implementation on Windows blocks access to special device filenames such as \"COM1\", \"COM2\", \"LPT0\", \"LPT1\", and so on, however it did not block access to the special device filenames which use superscript digits, such as \"COM\u00b9\", \"COM\u00b2\", \"LPT\u2070\", \"LPT\u00b9\", and so on. Untrusted Wasm programs that are given access to any filesystem directory could bypass the sandbox and access devices through those special device filenames with superscript digits, and through them gain access peripheral devices connected to the computer, or network resources mapped to those devices. This can include modems, printers, network printers, and any other device connected to a serial or parallel port, including emulated USB serial ports. Patch releases for Wasmtime have been issued as 24.0.2, 25.0.3, and 26.0.1. Users of Wasmtime 23.0.x and prior are recommended to upgrade to one of these patched versions. There are no known workarounds for this issue. Affected Windows users are recommended to upgrade.", "A flaw was found in the Wasmtime package. Wasmtime's filesystem sandbox implementation on Windows blocks access to special device filenames such as \"COM1\", \"COM2\", \"LPT0\", \"LPT1\", and so on. However, it did not block access to the special device filenames that use superscript digits, such as \"COM\u00b9\", \"COM\u00b2\", \"LPT\u2070\", \"LPT\u00b9\", and so on. Untrusted Wasm programs that are given access to any filesystem directory could bypass the sandbox and access devices through those special device filenames with superscript digits and, through them, gain access to peripheral devices connected to the computer or network resources mapped to those devices."], "name": "CVE-2024-51745", "package_state": [{"cpe": "cpe:/a:redhat:migration_toolkit_virtualization:2", "fix_state": "Not affected", "package_name": "migration-toolkit-virtualization/mtv-validation-rhel9", "product_name": "Migration Toolkit for Virtualization"}, {"cpe": "cpe:/a:redhat:trusted_artifact_signer:1", "fix_state": "Not affected", "package_name": "rhtas/ec-rhel9", "product_name": "Red Hat Trusted Artifact Signer"}], "public_date": "2024-11-05T21:09:43Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-51745\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-51745\nhttps://en.wikipedia.org/wiki/ISO/IEC_8859-1\nhttps://github.com/bytecodealliance/cap-std/pull/371\nhttps://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-c2f5-jxjv-2hh8\nhttps://learn.microsoft.com/en-us/windows/win32/fileio/naming-a-file#naming-conventions"], "statement": "This vulnerability is specific to Windows. No Red Hat products are affected.", "threat_severity": "Low"}

{"created": "2025-07-13T11:31:05.551516+00:00", "updated": "2025-07-13T11:31:05.551574+00:00", "vendors": ["bytecodealliance", "bytecodealliance$PRODUCT$wasmtime"]}