2 lines
5.0 KiB
JSON
2 lines
5.0 KiB
JSON
{"affected":[{"affectedData":[{"product":"nbdkit","vendor":"n/a","versions":[{"status":"affected","version":"Affects nbdkit v1.12 through v1.26.4 | Fixedin nbdkit v1.26.5"}]}],"source":"secalert@redhat.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:nbdkit_project:nbdkit:*:*:*:*:*:*:*:*","matchCriteriaId":"6C81BB5D-5E76-4AB3-A288-ECE78DFC5EF7","versionEndExcluding":"1.24.6","versionStartIncluding":"1.11.8","vulnerable":true},{"criteria":"cpe:2.3:a:nbdkit_project:nbdkit:*:*:*:*:*:*:*:*","matchCriteriaId":"18CC5957-0C63-4B74-87B8-FA2FA295D9C9","versionEndExcluding":"1.26.5","versionStartIncluding":"1.25.1","vulnerable":true},{"criteria":"cpe:2.3:a:nbdkit_project:nbdkit:*:*:*:*:*:*:*:*","matchCriteriaId":"50D0C2C5-DE56-4295-80D5-D985775EBC2F","versionEndExcluding":"1.27.6","versionStartIncluding":"1.27.1","vulnerable":true}],"negate":false,"operator":"OR"}]},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:-:*:*:*","matchCriteriaId":"053C1B35-3869-41C2-9551-044182DE0A64","vulnerable":true},{"criteria":"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:advanced_virtualization:*:*:*","matchCriteriaId":"3AA08768-75AF-4791-B229-AE938C780959","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"A flaw was found in nbdkit due to to improperly caching plaintext state across the STARTTLS encryption boundary. A MitM attacker could use this flaw to inject a plaintext NBD_OPT_STRUCTURED_REPLY before proxying everything else a client sends to the server, potentially leading the client to terminate the NBD session. The highest threat from this vulnerability is to system availability."},{"lang":"es","value":"Se ha encontrado un fallo en nbdkit debido al almacenamiento inapropiado en caché del estado de texto plano a través del límite de cifrado STARTTLS. Un atacante de tipo MitM podría usar este fallo para inyectar un texto plano NBD_OPT_STRUCTURED_REPLY antes de hacer proxy todo lo demás que un cliente envía al servidor, lo que podría conllevar a que el cliente termine la sesión NBD. La mayor amenaza de esta vulnerabilidad es la disponibilidad del sistema"}],"id":"CVE-2021-3716","lastModified":"2026-06-17T04:05:37.720","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"LOW","cvssData":{"accessComplexity":"MEDIUM","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"PARTIAL","baseScore":3.5,"confidentialityImpact":"NONE","integrityImpact":"NONE","vectorString":"AV:N/AC:M/Au:S/C:N/I:N/A:P","version":"2.0"},"exploitabilityScore":6.8,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":3.1,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","version":"3.1"},"exploitabilityScore":1.6,"impactScore":1.4,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2022-03-02T23:15:09.013","references":[{"source":"secalert@redhat.com","tags":["Issue Tracking","Patch","Third Party Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1994695"},{"source":"secalert@redhat.com","tags":["Patch","Third Party Advisory"],"url":"https://gitlab.com/nbdkit/nbdkit/-/commit/09a13dafb7bb3a38ab52eb5501cba786365ba7fd"},{"source":"secalert@redhat.com","tags":["Patch","Third Party Advisory"],"url":"https://gitlab.com/nbdkit/nbdkit/-/commit/6c5faac6a37077cf2366388a80862bb00616d0d8"},{"source":"secalert@redhat.com","tags":["Broken Link"],"url":"https://listman.redhat.com/archives/libguestfs/2021-August/msg00083.html"},{"source":"secalert@redhat.com","tags":["Mailing List","Third Party Advisory"],"url":"https://www.openwall.com/lists/oss-security/2021/08/18/2"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch","Third Party Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1994695"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"],"url":"https://gitlab.com/nbdkit/nbdkit/-/commit/09a13dafb7bb3a38ab52eb5501cba786365ba7fd"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"],"url":"https://gitlab.com/nbdkit/nbdkit/-/commit/6c5faac6a37077cf2366388a80862bb00616d0d8"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Broken Link"],"url":"https://listman.redhat.com/archives/libguestfs/2021-August/msg00083.html"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"],"url":"https://www.openwall.com/lists/oss-security/2021/08/18/2"}],"sourceIdentifier":"secalert@redhat.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-924"}],"source":"secalert@redhat.com","type":"Secondary"},{"description":[{"lang":"en","value":"NVD-CWE-Other"}],"source":"nvd@nist.gov","type":"Primary"}]}
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