{"id":"CVE-2026-48140","state":"PUBLISHED","title":"Unchecked enum cast vulnerability in NI grpc-device in BeginSidebandStream","description":"There is an unchecked enum cast vulnerability in NI grpc-device BeginSidebandStream that may allow an attacker to trigger invalid enum states and undefined behavior, potentially resulting in a denial of service. Successful exploitation requires an attacker to supply a specially crafted message containing an out-of-range value. This affects NI grpc-device 2.17.0 and prior versions.","publishedAt":"2026-06-19T13:32:18.095Z","updatedAt":"2026-06-22T16:37:50.838Z","severity":{"score":7.1,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","source":"NI"},"assigner":"NI","products":["NI grpc-device","NI InstrumentStudio"],"affected":[{"vendor":"NI","product":"grpc-device","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.17.0","versionType":"semver"}]},{"vendor":"NI","product":"InstrumentStudio","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"26.3.0","versionType":"semver"}]}],"references":["https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/multiple-vulnerabilities-in-ni-grpc-device-server.html","https://github.com/ni/grpc-device/security/advisories/GHSA-prfr-q8h3-mqxv"],"weaknesses":["CWE-704"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/48xxx/CVE-2026-48140.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-48140","state":"PUBLISHED","datePublished":"2026-06-19T13:32:18.095Z","dateUpdated":"2026-06-22T16:37:50.838Z","assignerShortName":"NI","assignerOrgId":"bca5b2e8-03a4-4781-b4ca-c6a078c0bfd4","dateReserved":"2026-05-20T19:51:56.936Z"},"containers":{"cna":{"title":"Unchecked enum cast vulnerability in NI grpc-device in BeginSidebandStream","descriptions":[{"lang":"en","value":"There is an unchecked enum cast vulnerability in NI grpc-device BeginSidebandStream that may allow an attacker to trigger invalid enum states and undefined behavior, potentially resulting in a denial of service. Successful exploitation requires an attacker to supply a specially crafted message containing an out-of-range value. This affects NI grpc-device 2.17.0 and prior versions."}],"affected":[{"vendor":"NI","product":"grpc-device","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.17.0","versionType":"semver"}]},{"vendor":"NI","product":"InstrumentStudio","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"26.3.0","versionType":"semver"}]}],"references":[{"url":"https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/multiple-vulnerabilities-in-ni-grpc-device-server.html"},{"url":"https://github.com/ni/grpc-device/security/advisories/GHSA-prfr-q8h3-mqxv"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseSeverity":"MEDIUM","baseScore":6.5,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":7.1,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-704","lang":"en","description":"CWE-704 Incorrect Type Conversion or Cast","type":"CWE"}]}],"providerMetadata":{"shortName":"NI","orgId":"bca5b2e8-03a4-4781-b4ca-c6a078c0bfd4","dateUpdated":"2026-06-19T13:32:18.095Z"},"impacts":[{"capecId":"CAPEC-137","descriptions":[{"lang":"en","value":"CAPEC-137 Parameter Injection"}]}],"cpeApplicability":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:ni:grpc-device:*:*:*:*:*:*:*:*","versionStartIncluding":"0","versionEndIncluding":"2.17.0"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:ni:instrumentstudio:*:*:*:*:*:*:*:*","versionStartIncluding":"0","versionEndIncluding":"26.3.0"}]}]}],"credits":[{"lang":"en","value":"Sebastián Alba Vives (@Sebasteuo / 0xS4bb1)","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-22T16:35:45.846676Z","id":"CVE-2026-48140","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-22T16:37:50.838Z"}}]}}}