2 lines
2.8 KiB
JSON
2 lines
2.8 KiB
JSON
{"affected":[{"affectedData":[{"product":"Machine Trap Base Address (MTVEC) Register","vendor":"RISCV.org","versions":[{"status":"affected","version":"All versions"}]}],"source":"psirt@nvidia.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:risc-v:instruction_set_manual:*:*:*:*:*:*:*:*","matchCriteriaId":"6204F3BC-6E18-4322-9A3A-3E34FBA19D24","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"The RISC-V Instruction Set Manual contains a documented ambiguity for the Machine Trap Vector Base Address (MTVEC) register that may lead to a vulnerability due to the initial state of the register not being defined, potentially leading to information disclosure, data tampering and denial of service."},{"lang":"es","value":"El manual del conjunto de instrucciones de RISC-V, contiene una ambigüedad documentada para el registro Machine Trap Vector Base Address (MTVEC), que puede conllevar a una vulnerabilidad debido a al estado inicial del registro no está definido, conllevando potencialmente a una divulgación de información, manipulación de datos y una denegación de servicio."}],"id":"CVE-2021-1104","lastModified":"2026-06-17T03:30:58.070","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"HIGH","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"PARTIAL","baseScore":7.5,"confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","version":"2.0"},"exploitabilityScore":10.0,"impactScore":6.4,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":5.9,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-08-13T16:15:07.153","references":[{"source":"psirt@nvidia.com","tags":["Exploit","Vendor Advisory"],"url":"https://riscv.org/news/2021/08/video-glitching-risc-v-chips-mtvec-corruption-for-hardening-isa-adam-zabrocki-and-alex-matrosov-def-con-29/"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Vendor Advisory"],"url":"https://riscv.org/news/2021/08/video-glitching-risc-v-chips-mtvec-corruption-for-hardening-isa-adam-zabrocki-and-alex-matrosov-def-con-29/"}],"sourceIdentifier":"psirt@nvidia.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-908"}],"source":"nvd@nist.gov","type":"Primary"}]}
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