{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2023-32732","sourceIdentifier":"cve-coordination@google.com","published":"2023-06-09T11:15:09.377","lastModified":"2026-06-17T05:59:28.440","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"gRPC contains a vulnerability whereby a client can cause a termination of connection between a HTTP2 proxy and a gRPC server: a base64 encoding error for `-bin` suffixed headers will result in a disconnection by the gRPC server, but is typically allowed by HTTP2 proxies. We recommend upgrading beyond the commit in  https://github.com/grpc/grpc/pull/32309 https://www.google.com/url"},{"lang":"es","value":"gRPC contiene una vulnerabilidad por la que un cliente puede provocar la finalización de la conexión entre un proxy HTTP2 y un servidor gRPC. Un error de codificación en base64 para cabeceras con sufijo \"-bin\" provocará la desconexión por parte del servidor gRPC, pero suele estar permitido por los proxies HTTP2. Se recomienda actualizar más allá del commit \"https://github.com/grpc/grpc/pull/32309\"."}],"affected":[{"source":"cve-coordination@google.com","affectedData":[{"vendor":"Google","product":"gRPC","defaultStatus":"unaffected","versions":[{"version":"1.53","lessThan":"1.54","versionType":"custom","status":"affected"}]}]},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","affectedData":[{"vendor":"grpc","product":"grpc","defaultStatus":"unknown","cpes":["cpe:2.3:a:grpc:grpc:*:*:*:*:*:*:*:*"],"versions":[{"version":"1.53","lessThan":"1.54","versionType":"custom","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"cve-coordination@google.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":3.9,"impactScore":1.4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":3.9,"impactScore":1.4}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2024-09-26T18:59:27.982940Z","id":"CVE-2023-32732","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"cve-coordination@google.com","type":"Secondary","description":[{"lang":"en","value":"CWE-440"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-Other"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:grpc:grpc:*:*:*:*:*:*:*:*","versionEndExcluding":"1.53.0","matchCriteriaId":"97BFBCEF-3DA4-4DD4-881F-5F3940614E30"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*","matchCriteriaId":"E30D0E6F-4AE8-4284-8716-991DFA48CC5D"},{"vulnerable":true,"criteria":"cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*","matchCriteriaId":"CC559B26-5DFC-4B7A-A27C-B77DE755DFF9"}]}]}],"references":[{"url":"https://github.com/grpc/grpc/pull/32309","source":"cve-coordination@google.com","tags":["Issue Tracking","Patch"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/37IDNVY5AWVH7JDMM2SDTL24ZPPZJNSY/","source":"cve-coordination@google.com","tags":["Mailing List"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VWE44J5FG7THHL7XVEVTNIGEYBNKJBLL/","source":"cve-coordination@google.com","tags":["Mailing List"]},{"url":"https://github.com/grpc/grpc/pull/32309","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/37IDNVY5AWVH7JDMM2SDTL24ZPPZJNSY/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VWE44J5FG7THHL7XVEVTNIGEYBNKJBLL/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List"]}]}}