2024-12-08 03:06:42 +00:00

425 lines
15 KiB
JSON

{
"id": "CVE-2011-2943",
"sourceIdentifier": "secalert@redhat.com",
"published": "2011-08-29T17:55:00.957",
"lastModified": "2024-11-21T01:29:19.757",
"vulnStatus": "Modified",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The irc_msg_who function in msgs.c in the IRC protocol plugin in libpurple 2.8.0 through 2.9.0 in Pidgin before 2.10.0 does not properly validate characters in nicknames, which allows user-assisted remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted nickname that is not properly handled in a WHO response."
},
{
"lang": "es",
"value": "La funci\u00f3n irc_msg_who en msgs.c en el plugin del protocolo IRC en libpurple v2.8.0 hasta v2.9.0 en Pidgin anterior a v2.10.0 no valida adecuadamente caracteres en nombres de usuario, lo que permite a atacantes remotos asistidos por el usuario provocar una denegaci\u00f3n de servicio (desreferenciar un puntero NULL y ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s del nombre de usuario que no se maneja adecuadamente en una respuesta WHO."
}
],
"metrics": {
"cvssMetricV2": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
"baseScore": 4.3,
"accessVector": "NETWORK",
"accessComplexity": "MEDIUM",
"authentication": "NONE",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "PARTIAL"
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
]
},
"weaknesses": [
{
"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:pidgin:libpurple:2.8.0:*:*:*:*:*:*:*",
"matchCriteriaId": "1A07707B-7497-46B0-AD82-6220D465CA5C"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:libpurple:2.9.0:*:*:*:*:*:*:*",
"matchCriteriaId": "C6BF6251-A20F-4C9A-A484-5D3F0B0C7A0D"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:*:*:*:*:*:*:*:*",
"versionEndIncluding": "2.9.0",
"matchCriteriaId": "D6DA23D4-257B-4694-B111-A2F0D4F94C73"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.0.0:*:*:*:*:*:*:*",
"matchCriteriaId": "DBC2EBF3-73A7-4542-8E9C-47A4241A224C"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.0.1:*:*:*:*:*:*:*",
"matchCriteriaId": "AF62072D-4956-4FE6-931E-E6EE9C49F3E7"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.0.2:*:*:*:*:*:*:*",
"matchCriteriaId": "6499D8D5-0801-498C-BD4D-508506918CEF"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.1.0:*:*:*:*:*:*:*",
"matchCriteriaId": "73CC76CD-FF35-4B3A-9F1E-4E5A65963057"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.1.1:*:*:*:*:*:*:*",
"matchCriteriaId": "F694A1FC-2F10-48F9-8E8D-C88A8E7397AA"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.2.0:*:*:*:*:*:*:*",
"matchCriteriaId": "5D22A117-78BE-4BAC-8A2A-6C00C9E3A4C4"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.2.1:*:*:*:*:*:*:*",
"matchCriteriaId": "59E216BC-29E4-4C31-9CF0-DE22C2E84968"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.2.2:*:*:*:*:*:*:*",
"matchCriteriaId": "1BD203F7-B983-4FDD-9837-D68D4F388A4F"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.3.0:*:*:*:*:*:*:*",
"matchCriteriaId": "CB90B7CB-1A11-45A8-B0BC-9B2143D84A2F"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.3.1:*:*:*:*:*:*:*",
"matchCriteriaId": "9C8E3CBA-2B33-49EF-9105-8DDBB938F519"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.4.0:*:*:*:*:*:*:*",
"matchCriteriaId": "72AA3282-CA7D-438C-A07C-A63392333630"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.4.1:*:*:*:*:*:*:*",
"matchCriteriaId": "BEEFF420-2868-422B-BD22-9A5749C2398F"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.4.2:*:*:*:*:*:*:*",
"matchCriteriaId": "B139D83D-7D18-42C7-988C-2070B66CB943"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.4.3:*:*:*:*:*:*:*",
"matchCriteriaId": "047D9636-BCCE-4956-B5A3-D276F1C2EF2D"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.5.0:*:*:*:*:*:*:*",
"matchCriteriaId": "5A8A794E-E1CB-4F0F-9739-D625E94EA566"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.5.1:*:*:*:*:*:*:*",
"matchCriteriaId": "E64EEEA0-89CE-46BD-B387-A96521E76A6B"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.5.2:*:*:*:*:*:*:*",
"matchCriteriaId": "F6E96AA3-B567-4E97-979A-D97A4F786D55"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.5.3:*:*:*:*:*:*:*",
"matchCriteriaId": "09C407C0-99A2-477B-87CF-6BE9F7B367E7"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.5.4:*:*:*:*:*:*:*",
"matchCriteriaId": "EBEF0457-39D8-465B-86A7-8DFA44A1F820"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.5.5:*:*:*:*:*:*:*",
"matchCriteriaId": "E593BFF0-650E-4EDB-BF65-C509C8A807C9"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.5.6:*:*:*:*:*:*:*",
"matchCriteriaId": "E39468D5-1378-4441-B927-5C34C85B18AB"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.5.7:*:*:*:*:*:*:*",
"matchCriteriaId": "C80012AD-8F49-4287-8AEC-C21AC5774CA9"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.5.8:*:*:*:*:*:*:*",
"matchCriteriaId": "7CB3CF0C-BECE-4685-A370-96424B0A5703"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.5.9:*:*:*:*:*:*:*",
"matchCriteriaId": "3D5BC0FC-2F7D-41BE-83E4-AEDACD71F427"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.6.0:*:*:*:*:*:*:*",
"matchCriteriaId": "A8321D92-B935-4C2A-81B1-5984BFF4FD57"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.6.1:*:*:*:*:*:*:*",
"matchCriteriaId": "43679F1D-E48D-483B-A67B-9DB8C641F649"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.6.2:*:*:*:*:*:*:*",
"matchCriteriaId": "00032CBA-479E-4880-ACAE-3B0F066C8146"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.6.4:*:*:*:*:*:*:*",
"matchCriteriaId": "4B11BCF7-3127-4B2E-967F-2B22A229592E"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.6.5:*:*:*:*:*:*:*",
"matchCriteriaId": "66E89655-FE9E-4B05-8DF9-59894B81B6D2"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.6.6:*:*:*:*:*:*:*",
"matchCriteriaId": "6B9A75D8-CFA6-4605-A0CB-AA5EA2FA8316"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.7.0:*:*:*:*:*:*:*",
"matchCriteriaId": "BD841629-4ADC-4122-A7E1-AED505E48150"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.7.1:*:*:*:*:*:*:*",
"matchCriteriaId": "A539AD7F-4D84-4F80-844E-0404813C9384"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.7.2:*:*:*:*:*:*:*",
"matchCriteriaId": "3A55F197-5A6E-48EE-8BB1-C75C19DCBE4E"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.7.3:*:*:*:*:*:*:*",
"matchCriteriaId": "AE9D5D3E-2565-42CD-9254-F7E5B1980F7A"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.7.4:*:*:*:*:*:*:*",
"matchCriteriaId": "9DFC5300-4BF5-4204-8A6C-0B86998022D9"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.7.5:*:*:*:*:*:*:*",
"matchCriteriaId": "02865EB9-AFA1-4584-B487-D510350F82D9"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.7.6:*:*:*:*:*:*:*",
"matchCriteriaId": "E00006E6-1999-4967-8BE9-2B7265F3E6F8"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.7.7:*:*:*:*:*:*:*",
"matchCriteriaId": "61BD8C57-DD49-44C1-BD0A-0A1210C1BE57"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.7.8:*:*:*:*:*:*:*",
"matchCriteriaId": "AF5CD573-D9CE-41E6-8FAB-7DBEA4E545F1"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.7.9:*:*:*:*:*:*:*",
"matchCriteriaId": "2389B152-70AC-47A7-BDAE-3A7F0550E6C0"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.7.10:*:*:*:*:*:*:*",
"matchCriteriaId": "7A81DAE1-4633-46A9-8DC9-42E6EC1D641B"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.7.11:*:*:*:*:*:*:*",
"matchCriteriaId": "9BE026B2-73D6-43AD-9003-B159992D0323"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:pidgin:pidgin:2.8.0:*:*:*:*:*:*:*",
"matchCriteriaId": "ACCCDDDA-58C9-443A-9D7F-44D362E363C1"
}
]
}
]
}
],
"references": [
{
"url": "http://developer.pidgin.im/viewmtn/revision/diff/5749f9193063800d27bef75c2388f6f9cc2f7f37/with/5c2dba4a7e2e76b76e7f472b88953a4316706d43/libpurple/protocols/irc/msgs.c",
"source": "secalert@redhat.com",
"tags": [
"Patch"
]
},
{
"url": "http://developer.pidgin.im/viewmtn/revision/info/5c2dba4a7e2e76b76e7f472b88953a4316706d43",
"source": "secalert@redhat.com",
"tags": [
"Patch"
]
},
{
"url": "http://pidgin.im/news/security/?id=53",
"source": "secalert@redhat.com",
"tags": [
"Patch",
"Vendor Advisory"
]
},
{
"url": "http://secunia.com/advisories/45663",
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
]
},
{
"url": "http://secunia.com/advisories/45916",
"source": "secalert@redhat.com"
},
{
"url": "http://securitytracker.com/id?1025961",
"source": "secalert@redhat.com"
},
{
"url": "http://www.openwall.com/lists/oss-security/2011/08/20/2",
"source": "secalert@redhat.com"
},
{
"url": "http://www.openwall.com/lists/oss-security/2011/08/22/2",
"source": "secalert@redhat.com"
},
{
"url": "http://www.securityfocus.com/bid/49268",
"source": "secalert@redhat.com"
},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=722939",
"source": "secalert@redhat.com"
},
{
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69340",
"source": "secalert@redhat.com"
},
{
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18005",
"source": "secalert@redhat.com"
},
{
"url": "http://developer.pidgin.im/viewmtn/revision/diff/5749f9193063800d27bef75c2388f6f9cc2f7f37/with/5c2dba4a7e2e76b76e7f472b88953a4316706d43/libpurple/protocols/irc/msgs.c",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
]
},
{
"url": "http://developer.pidgin.im/viewmtn/revision/info/5c2dba4a7e2e76b76e7f472b88953a4316706d43",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
]
},
{
"url": "http://pidgin.im/news/security/?id=53",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
]
},
{
"url": "http://secunia.com/advisories/45663",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
]
},
{
"url": "http://secunia.com/advisories/45916",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://securitytracker.com/id?1025961",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.openwall.com/lists/oss-security/2011/08/20/2",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.openwall.com/lists/oss-security/2011/08/22/2",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securityfocus.com/bid/49268",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=722939",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69340",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18005",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"evaluatorComment": "Per: http://cwe.mitre.org/data/definitions/476.html\r\n'CWE-476: NULL Pointer Dereference'"
}