CVE-2021-30184

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "GNU Chess 6.2.7 allows attackers to execute arbitrary code via crafted PGN (Portable Game Notation) data. 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This is related to a buffer overflow in the use of a .tmp.epd temporary file in the cmd_pgnload and cmd_pgnreplay functions in frontend/cmd.cc."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://lists.gnu.org/archive/html/bug-gnu-chess/2021-04/msg00000.html", "refsource": "MISC", "url": "https://lists.gnu.org/archive/html/bug-gnu-chess/2021-04/msg00000.html"}, {"name": "https://lists.gnu.org/archive/html/bug-gnu-chess/2021-04/msg00001.html", "refsource": "MISC", "url": "https://lists.gnu.org/archive/html/bug-gnu-chess/2021-04/msg00001.html"}, {"name": "FEDORA-2021-a58cb9bc7a", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XXOTMUSBVUZNA3JMPG6BU37DQW2YOJWS/"}, {"name": "FEDORA-2021-2c714d311f", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QC74RWMDLSQGV6Z3ZABNTPABB33S4YNF/"}, {"name": "FEDORA-2021-ff3297913b", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SOGPLC77ZL2FACSOE5MWDS3YH3RBNQAQ/"}, {"name": "GLSA-202107-28", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/202107-28"}]}}}, "adp": [{"title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://lists.gnu.org/archive/html/bug-gnu-chess/2021-04/msg00000.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://lists.gnu.org/archive/html/bug-gnu-chess/2021-04/msg00001.html"}, {"name": "FEDORA-2021-a58cb9bc7a", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XXOTMUSBVUZNA3JMPG6BU37DQW2YOJWS/"}, {"name": "FEDORA-2021-2c714d311f", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QC74RWMDLSQGV6Z3ZABNTPABB33S4YNF/"}, {"name": "FEDORA-2021-ff3297913b", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SOGPLC77ZL2FACSOE5MWDS3YH3RBNQAQ/"}, {"name": "GLSA-202107-28", "tags": ["vendor-advisory", "x_refsource_GENTOO", "x_transferred"], "url": "https://security.gentoo.org/glsa/202107-28"}, {"url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00007.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-01-12T21:02:32.373Z"}}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-30184", "datePublished": "2021-04-07T11:30:55.000Z", "dateReserved": "2021-04-07T00:00:00.000Z", "dateUpdated": "2025-01-12T21:02:32.373Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gnu:chess:6.2.7:*:*:*:*:*:*:*", "matchCriteriaId": "FFB5904C-D4C4-4752-994A-C800F8ED49FF", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*", "matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "GNU Chess 6.2.7 allows attackers to execute arbitrary code via crafted PGN (Portable Game Notation) data. This is related to a buffer overflow in the use of a .tmp.epd temporary file in the cmd_pgnload and cmd_pgnreplay functions in frontend/cmd.cc."}, {"lang": "es", "value": "GNU Chess versi\u00f3n 6.2.7, permite a atacantes ejecutar c\u00f3digo arbitrario por medio de datos PGN (Portable Game Notation) dise\u00f1ados. Esto est\u00e1 relacionado con un desbordamiento de b\u00fafer en el uso de un archivo temporal .tmp.epd en las funciones cmd_pgnload y cmd_pgnreplay en el archivo frontend/cmd.cc"}], "id": "CVE-2021-30184", "lastModified": "2026-06-17T03:49:49.807", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-04-07T12:15:16.437", "references": [{"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QC74RWMDLSQGV6Z3ZABNTPABB33S4YNF/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SOGPLC77ZL2FACSOE5MWDS3YH3RBNQAQ/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XXOTMUSBVUZNA3JMPG6BU37DQW2YOJWS/"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Mailing List", "Patch", "Vendor Advisory"], "url": "https://lists.gnu.org/archive/html/bug-gnu-chess/2021-04/msg00000.html"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Mailing List", "Vendor Advisory"], "url": "https://lists.gnu.org/archive/html/bug-gnu-chess/2021-04/msg00001.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/202107-28"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00007.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QC74RWMDLSQGV6Z3ZABNTPABB33S4YNF/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SOGPLC77ZL2FACSOE5MWDS3YH3RBNQAQ/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XXOTMUSBVUZNA3JMPG6BU37DQW2YOJWS/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mailing List", "Patch", "Vendor Advisory"], "url": "https://lists.gnu.org/archive/html/bug-gnu-chess/2021-04/msg00000.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mailing List", "Vendor Advisory"], "url": "https://lists.gnu.org/archive/html/bug-gnu-chess/2021-04/msg00001.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/202107-28"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "gnuchess: buffer overflows in the cmd_pgnload() and cmd_pgnreplay() functions in frontend/cmd.cc", "id": "1947593", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1947593"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-119", "details": ["GNU Chess 6.2.7 allows attackers to execute arbitrary code via crafted PGN (Portable Game Notation) data. This is related to a buffer overflow in the use of a .tmp.epd temporary file in the cmd_pgnload and cmd_pgnreplay functions in frontend/cmd.cc."], "name": "CVE-2021-30184", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "gnuchess", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2021-04-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-30184\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-30184"], "threat_severity": "Moderate"}

{}