{ "containers": { "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "The ElGamal implementation in Crypto++ through 8.5 allows plaintext recovery because, during interaction between two cryptographic libraries, a certain dangerous combination of the prime defined by the receiver's public key, the generator defined by the receiver's public key, and the sender's ephemeral exponents can lead to a cross-configuration attack against OpenPGP." } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2021-10-05T17:06:19.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://eprint.iacr.org/2021/923" }, { "tags": [ "x_refsource_MISC" ], "url": "https://ibm.github.io/system-security-research-updates/2021/07/20/insecurity-elgamal-pt1" }, { "tags": [ "x_refsource_MISC" ], "url": "https://ibm.github.io/system-security-research-updates/2021/09/06/insecurity-elgamal-pt2" }, { "name": "FEDORA-2021-8b14da0538", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HGVBZ2TTRKCTYAZTRHTF6OBD4W37F5MT/" }, { "name": "FEDORA-2021-a381a721a9", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/57OJA2K5AHX5HAU2QBDRWLGIIUX7GASC/" }, { "name": "FEDORA-2021-6788250ea4", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJYOZGWI7TD27SEXILSM6VUTPPEICDL7/" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-40530", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "The ElGamal implementation in Crypto++ through 8.5 allows plaintext recovery because, during interaction between two cryptographic libraries, a certain dangerous combination of the prime defined by the receiver's public key, the generator defined by the receiver's public key, and the sender's ephemeral exponents can lead to a cross-configuration attack against OpenPGP." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://eprint.iacr.org/2021/923", "refsource": "MISC", "url": "https://eprint.iacr.org/2021/923" }, { "name": "https://ibm.github.io/system-security-research-updates/2021/07/20/insecurity-elgamal-pt1", "refsource": "MISC", "url": "https://ibm.github.io/system-security-research-updates/2021/07/20/insecurity-elgamal-pt1" }, { "name": "https://ibm.github.io/system-security-research-updates/2021/09/06/insecurity-elgamal-pt2", "refsource": "MISC", "url": "https://ibm.github.io/system-security-research-updates/2021/09/06/insecurity-elgamal-pt2" }, { "name": "FEDORA-2021-8b14da0538", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HGVBZ2TTRKCTYAZTRHTF6OBD4W37F5MT/" }, { "name": "FEDORA-2021-a381a721a9", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/57OJA2K5AHX5HAU2QBDRWLGIIUX7GASC/" }, { "name": "FEDORA-2021-6788250ea4", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VJYOZGWI7TD27SEXILSM6VUTPPEICDL7/" } ] } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T02:44:10.922Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://eprint.iacr.org/2021/923" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://ibm.github.io/system-security-research-updates/2021/07/20/insecurity-elgamal-pt1" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://ibm.github.io/system-security-research-updates/2021/09/06/insecurity-elgamal-pt2" }, { "name": "FEDORA-2021-8b14da0538", "tags": [ "vendor-advisory", "x_refsource_FEDORA", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HGVBZ2TTRKCTYAZTRHTF6OBD4W37F5MT/" }, { "name": "FEDORA-2021-a381a721a9", "tags": [ "vendor-advisory", "x_refsource_FEDORA", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/57OJA2K5AHX5HAU2QBDRWLGIIUX7GASC/" }, { "name": "FEDORA-2021-6788250ea4", "tags": [ "vendor-advisory", "x_refsource_FEDORA", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJYOZGWI7TD27SEXILSM6VUTPPEICDL7/" } ] } ] }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-40530", "datePublished": "2021-09-06T18:44:47.000Z", "dateReserved": "2021-09-06T00:00:00.000Z", "dateUpdated": "2024-08-04T02:44:10.922Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }