CVE-2007-2243
Vulnerability from cvelistv5
Published
2007-04-25 16:00
Modified
2024-08-07 13:33
Severity ?
EPSS score ?
Summary
OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different response if the user account exists, a similar issue to CVE-2001-1483.
References
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\"9B72CFB3-39C7-469C-AA59-69F5B8993BF7\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:openbsd:openssh:4.6:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"2A7154C4-8325-4495-92B1-B7897CD7303E\"}]}]}]", "descriptions": "[{\"lang\": \"en\", \"value\": \"OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different response if the user account exists, a similar issue to CVE-2001-1483.\"}, {\"lang\": \"es\", \"value\": \"OpenSSH 4.6 y anteriores, cuando ChallengeResponseAuthentication est\\u00e1 habilitado, permite a atacantes remotos determinar la existencia de cuentas de usuario intentando autenticarse mediante S/KEY, lo cual muestra una respuesta diferente si la cuenta de usuario existe, un problema similar a CVE-2001-1483.\"}]", "id": "CVE-2007-2243", "lastModified": "2024-11-21T00:30:17.013", "metrics": "{\"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:L/Au:N/C:P/I:N/A:N\", \"baseScore\": 5.0, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 10.0, \"impactScore\": 2.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}", "published": "2007-04-25T16:19:00.000", "references": "[{\"url\": \"http://lists.grok.org.uk/pipermail/full-disclosure/2007-April/053906.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.grok.org.uk/pipermail/full-disclosure/2007-April/053951.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://securityreason.com/securityalert/2631\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.osvdb.org/34600\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.securityfocus.com/bid/23601\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://exchange.xforce.ibmcloud.com/vulnerabilities/33794\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://security.netapp.com/advisory/ntap-20191107-0003/\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.grok.org.uk/pipermail/full-disclosure/2007-April/053906.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.grok.org.uk/pipermail/full-disclosure/2007-April/053951.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://securityreason.com/securityalert/2631\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.osvdb.org/34600\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.securityfocus.com/bid/23601\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://exchange.xforce.ibmcloud.com/vulnerabilities/33794\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://security.netapp.com/advisory/ntap-20191107-0003/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}]", "sourceIdentifier": "cve@mitre.org", "vendorComments": "[{\"organization\": \"Red Hat\", \"comment\": \"Not vulnerable. OpenSSH supplied with Red Hat Enterprise Linux 2.1, 3, 4, and 5 does not contain S/KEY support.\", \"lastModified\": \"2007-05-23T00:00:00\"}]", "vulnStatus": "Modified", "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-287\"}]}]" }, "nvd": "{\"cve\":{\"id\":\"CVE-2007-2243\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2007-04-25T16:19:00.000\",\"lastModified\":\"2024-11-21T00:30:17.013\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different response if the user account exists, a similar issue to CVE-2001-1483.\"},{\"lang\":\"es\",\"value\":\"OpenSSH 4.6 y anteriores, cuando ChallengeResponseAuthentication est\u00e1 habilitado, permite a atacantes remotos determinar la existencia de cuentas de usuario intentando autenticarse mediante S/KEY, lo cual muestra una respuesta diferente si la cuenta de usuario existe, un problema similar a CVE-2001-1483.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:N/A:N\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-287\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:1.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"316C8534-9CE3-456C-A04E-5D2B789FBE31\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:1.2.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7BEB67BB-A442-46C2-8BC1-BBEB009AC532\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:1.2.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B6E307F1-C765-409C-835C-133026A5179C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:1.2.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"CA997F5E-29FE-454A-9006-001D732CD4B1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:1.2.27:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"114134F3-BDFD-465D-8317-82F9D6EFA5A7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:2.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EED5E506-9D2B-4CAF-8455-B9BE7696E49C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:2.1.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EE7CB94E-0479-4939-86F6-0B4BEDE2E739\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:2.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"78135400-BA1A-42AA-BE17-5588442BCF11\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:2.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"78F2EDC0-3189-4523-882B-9188C852F793\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:2.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E2991C07-5486-4590-A74E-46A379DD3339\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:2.5.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4EB9BE06-0A36-4853-ADF4-9C1A1854278A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:2.5.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8FC57F38-6545-497B-B6DA-FCAF51755988\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:2.9:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EC30FD61-10DA-4C9B-BCE8-AD75DCEB40BC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:2.9.9:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EC1DF4CE-E71C-4C10-9F82-B9ECDC94933F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:2.9.9p2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"80C55B73-497D-4A22-9230-A4160BF97344\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:2.9p1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0238F009-4BBA-4E6B-9E2A-6045BA9BBE9C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:2.9p2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4B235167-9554-4431-88C5-9472DD36FCDE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:3.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"580008AC-2667-4708-8F7E-D70416A460EE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:3.0.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E05D8E86-EC01-4589-B372-4DEB7845C81F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:3.0.1p1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"764AD252-CA2F-4A87-BCAA-7747E8C410E0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:3.0.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"CFFAA075-4277-4FD8-8A5A-867EEE1BA2F4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:3.0.2p1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"269BB9F7-55E5-4CB3-8429-C37C7132799F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:3.0p1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C6E6F639-31A0-4026-B6D4-51BA79FB1D20\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:3.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0211BCE3-0DED-40BA-8A21-1A97B91F71C7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:3.1p1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B4EE9E4B-CABC-4EA2-9075-CC23CEB1B0A3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:3.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5AD7BB30-AC79-4153-852C-1053DCF4DE53\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:3.2.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F48519C6-0C28-49A5-94C7-EF3AA88E2667\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:3.2.2p1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9E188C66-C8F1-4C13-AAFF-7C83B2A884B8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openbsd:openssh:3.2.3p1:*:*:*:*:*:*:*\",\"matchCriter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http://lists.grok.org.uk/pipermail/full-disclosure/2007-April/053951.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://securityreason.com/securityalert/2631\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.osvdb.org/34600\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.securityfocus.com/bid/23601\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/33794\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20191107-0003/\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://lists.grok.org.uk/pipermail/full-disclosure/2007-April/053906.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.grok.org.uk/pipermail/full-disclosure/2007-April/053951.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://securityreason.com/securityalert/2631\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.osvdb.org/34600\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securityfocus.com/bid/23601\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/33794\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20191107-0003/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}],\"vendorComments\":[{\"organization\":\"Red Hat\",\"comment\":\"Not vulnerable. OpenSSH supplied with Red Hat Enterprise Linux 2.1, 3, 4, and 5 does not contain S/KEY support.\",\"lastModified\":\"2007-05-23T00:00:00\"}]}}" } }
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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.