{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2012-04-19T00:00:00", "descriptions": [{"lang": "en", "value": "Python 2.7 before 3.4 only uses the last eight bits of the prefix to randomize hash values, which causes it to compute hash values without restricting the ability to trigger hash collisions predictably and makes it easier for context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-1150."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2016-11-25T19:57:01", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "64194", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/64194"}, {"name": "[oss-security] 20131209 Re: CPython hash secret can be recoved remotely", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2013/12/09/13"}, {"name": "[oss-security] 20131209 CPython hash secret can be recoved remotely", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2013/12/09/3"}, {"name": "APPLE-SA-2015-08-13-2", "tags": ["vendor-advisory", "x_refsource_APPLE"], "url": "http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://bugs.python.org/issue14621"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://support.apple.com/kb/HT205031"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2013-7040", "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": "Python 2.7 before 3.4 only uses the last eight bits of the prefix to randomize hash values, which causes it to compute hash values without restricting the ability to trigger hash collisions predictably and makes it easier for context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-1150."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "64194", "refsource": "BID", "url": "http://www.securityfocus.com/bid/64194"}, {"name": "[oss-security] 20131209 Re: CPython hash secret can be recoved remotely", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2013/12/09/13"}, {"name": "[oss-security] 20131209 CPython hash secret can be recoved remotely", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2013/12/09/3"}, {"name": "APPLE-SA-2015-08-13-2", "refsource": "APPLE", "url": "http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html"}, {"name": "http://bugs.python.org/issue14621", "refsource": "CONFIRM", "url": "http://bugs.python.org/issue14621"}, {"name": "https://support.apple.com/kb/HT205031", "refsource": "CONFIRM", "url": "https://support.apple.com/kb/HT205031"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T17:53:45.848Z"}, "title": "CVE Program Container", "references": [{"name": "64194", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/64194"}, {"name": "[oss-security] 20131209 Re: CPython hash secret can be recoved remotely", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2013/12/09/13"}, {"name": "[oss-security] 20131209 CPython hash secret can be recoved remotely", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2013/12/09/3"}, {"name": "APPLE-SA-2015-08-13-2", "tags": ["vendor-advisory", "x_refsource_APPLE", "x_transferred"], "url": "http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://bugs.python.org/issue14621"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://support.apple.com/kb/HT205031"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2013-7040", "datePublished": "2014-05-19T14:00:00", "dateReserved": "2013-12-09T00:00:00", "dateUpdated": "2024-08-06T17:53:45.848Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "matchCriteriaId": "7883E465-932D-4C11-AA54-97E44181F906", "versionEndIncluding": "10.10.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:python:python:2.7.1:*:*:*:*:*:*:*", "matchCriteriaId": "8CE2063E-5B74-4731-885F-80D2D7B15604", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:2.7.1:rc1:*:*:*:*:*:*", "matchCriteriaId": "FC647F82-9679-4B26-AFF1-1B43B0AF18B5", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:2.7.2:rc1:*:*:*:*:*:*", "matchCriteriaId": "046BCC55-F166-4C31-AB2B-815A0DFA2BEE", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:2.7.3:*:*:*:*:*:*:*", "matchCriteriaId": "6A3CABCB-9FA8-4B13-8CF1-AA89B9E9B7E7", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:2.7.4:*:*:*:*:*:*:*", "matchCriteriaId": "41925551-AC82-4EEA-836F-56E280114765", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:2.7.5:*:*:*:*:*:*:*", "matchCriteriaId": "A213A57A-85BB-4B12-B394-3FF5459797EF", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:2.7.6:*:*:*:*:*:*:*", "matchCriteriaId": "76D82E41-8B87-4D6E-9E59-C12E37E30965", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:2.7.7:*:*:*:*:*:*:*", "matchCriteriaId": "0778B0B9-4918-49A9-944F-08FC337EE090", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:2.7.1150:*:*:*:*:*:*:*", "matchCriteriaId": "0D00809F-8D47-428E-9347-2BF36A61901A", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:2.7.2150:*:*:*:*:*:*:*", "matchCriteriaId": "CC94B908-E405-4BD2-BE36-2BB90238F7EE", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.0:*:*:*:*:*:*:*", "matchCriteriaId": "FC0C702F-59E0-40AB-BA95-8F0803AB0550", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "3190C547-7230-476C-A43F-641FE7B891EB", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.1:*:*:*:*:*:*:*", "matchCriteriaId": "74AC7EE5-F01D-4F28-80D1-4076B7B24BA6", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "2B547525-E0DB-4D64-8ED1-AF3F1B6FF65F", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.1.2:*:*:*:*:*:*:*", "matchCriteriaId": "19064C18-1CD7-4F10-8065-4B900BB31F83", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.1.3:*:*:*:*:*:*:*", "matchCriteriaId": "B1997CB6-FD72-4B13-915A-7500AA06F4B1", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.1.4:*:*:*:*:*:*:*", "matchCriteriaId": "06A1811C-4E97-4226-8335-ADF0827A03B3", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.1.5:*:*:*:*:*:*:*", "matchCriteriaId": "BF2C50D1-187B-4E98-BA02-008D0ED4C220", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.2:*:*:*:*:*:*:*", "matchCriteriaId": "87845E79-F4A3-4390-9ACF-A14E86BCDB10", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.2:alpha:*:*:*:*:*:*", "matchCriteriaId": "E2C8F3C4-91AB-4AE3-A2FB-A093F97742FD", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.2.0:*:*:*:*:*:*:*", "matchCriteriaId": "B511BDFA-D1DC-4E50-9A08-66DA05947A43", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.2.1:*:*:*:*:*:*:*", "matchCriteriaId": "0708E98D-5C84-47DC-89E5-8BB7CFFB12A7", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.2.2:*:*:*:*:*:*:*", "matchCriteriaId": "6595C4F3-5683-4889-AD30-83840F6A58D1", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.2.3:*:*:*:*:*:*:*", "matchCriteriaId": "027FD902-9B08-4EDF-9F83-314FBF0583ED", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.2.4:*:*:*:*:*:*:*", "matchCriteriaId": "89FB9D30-8559-4F57-9D20-DC603765B346", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.2.5:*:*:*:*:*:*:*", "matchCriteriaId": "957FCB4A-32D0-4449-8995-80144CC713B4", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.2.2150:*:*:*:*:*:*:*", "matchCriteriaId": "F236E583-D23D-4769-8A25-EBFC930E4798", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3:*:*:*:*:*:*:*", "matchCriteriaId": "6DF7665B-3A10-46D1-B486-AFC9ED6C0B8A", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3:beta2:*:*:*:*:*:*", "matchCriteriaId": "0E2DAB9D-5D7D-40ED-8110-E3FDF7AE0729", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3.0:*:*:*:*:*:*:*", "matchCriteriaId": "875ABC97-2783-41DA-AB9F-9E6F0870B74C", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3.1:*:*:*:*:*:*:*", "matchCriteriaId": "5262D28D-204C-41E8-BC4D-27372E366295", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3.1:rc1:*:*:*:*:*:*", "matchCriteriaId": "0D553F40-92C2-4537-AF74-5F9307E20AE4", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3.2:*:*:*:*:*:*:*", "matchCriteriaId": "121225D0-C5DA-4F26-93B8-3D56BC1D38B1", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3.3:*:*:*:*:*:*:*", "matchCriteriaId": "52DD66F7-FE7B-4C1C-B07B-F9E4CEEA7AFD", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3.3:rc1:*:*:*:*:*:*", "matchCriteriaId": "5D540913-0EEF-413B-8AFD-82E858844FD6", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3.3:rc2:*:*:*:*:*:*", "matchCriteriaId": "BFD75566-C783-4B16-9FF1-4AC2670310F2", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3.4:*:*:*:*:*:*:*", "matchCriteriaId": "6C2C18A1-F202-4E48-8E29-F250AD1A6737", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3.4:rc1:*:*:*:*:*:*", "matchCriteriaId": "C146E248-4A45-42DD-A09A-66C47A40282D", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3.5:-:*:*:*:*:*:*", "matchCriteriaId": "40A22D40-A174-4C5E-9E68-6D0E2D816916", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3.5:rc1:*:*:*:*:*:*", "matchCriteriaId": "A64A4D69-5526-4EDC-A759-F06A80DE582D", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:3.3.5:rc2:*:*:*:*:*:*", "matchCriteriaId": "182C8567-8F04-440F-8B3F-4F6018AAAFC4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Python 2.7 before 3.4 only uses the last eight bits of the prefix to randomize hash values, which causes it to compute hash values without restricting the ability to trigger hash collisions predictably and makes it easier for context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-1150."}, {"lang": "es", "value": "Python 2.7 anterior a 3.4 solamente utiliza las \u00faltimas ocho partes del prefijo para asignar valores de hash de forma aleatoria, lo que causa que calcule valores de hash sin restringir la habilidad de provocar colisiones de hash de forma previsible y facilita a atacantes dependientes de contexto causar una denegaci\u00f3n de servicio (consumo de CPU) a trav\u00e9s de entradas manipuladas hacia una aplicaci\u00f3n que mantiene una tabla de hash. NOTA: esta vulnerabilidad existe debido a una soluci\u00f3n incompleta para CVE-2012-1150."}], "id": "CVE-2013-7040", "lastModified": "2025-04-12T10:46:40.837", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-05-19T14:55:09.987", "references": [{"source": "cve@mitre.org", "url": "http://bugs.python.org/issue14621"}, {"source": "cve@mitre.org", "url": "http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html"}, {"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2013/12/09/13"}, {"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2013/12/09/3"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/64194"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/kb/HT205031"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://bugs.python.org/issue14621"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2013/12/09/13"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2013/12/09/3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/64194"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/kb/HT205031"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-310"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "python: hash secret can be recovered remotely", "id": "1039915", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1039915"}, "csaw": false, "cvss": {"cvss_base_score": "5.0", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "status": "draft"}, "details": ["Python 2.7 before 3.4 only uses the last eight bits of the prefix to randomize hash values, which causes it to compute hash values without restricting the ability to trigger hash collisions predictably and makes it easier for context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-1150."], "name": "CVE-2013-7040", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "python", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "python", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "python", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:1", "fix_state": "Will not fix", "package_name": "python27-python", "product_name": "Red Hat Software Collections"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:1", "fix_state": "Will not fix", "package_name": "python33-python", "product_name": "Red Hat Software Collections"}], "public_date": "2013-12-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2013-7040\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-7040"], "statement": "This issue affects the version of python as shipped with Red Hat Enterprise Linux 5 and 6. There are currently no plans to fix this issue. For more details please refer to https://bugzilla.redhat.com/show_bug.cgi?id=1039915#c4", "threat_severity": "Moderate"}