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nvd-json-data-feeds/CVE-2011/CVE-2011-29xx/CVE-2011-2943.json

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{
"id": "CVE-2011-2943",
"sourceIdentifier": "secalert@redhat.com",
"published": "2011-08-29T17:55:00.957",
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"lastModified": "2024-11-21T01:29:19.757",
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"vulnStatus": "Modified",
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"cveTags": [],
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"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."
}
],
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"type": "Primary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
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"baseScore": 4.3,
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"accessVector": "NETWORK",
"accessComplexity": "MEDIUM",
"authentication": "NONE",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
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"availabilityImpact": "PARTIAL"
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},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
]
},
"weaknesses": [
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"source": "nvd@nist.gov",
"type": "Primary",
"description": [
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"value": "NVD-CWE-Other"
}
]
}
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"references": [
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"Vendor Advisory"
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},
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{
"url": "http://secunia.com/advisories/45663",
"source": "secalert@redhat.com",
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]
},
{
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"source": "secalert@redhat.com"
},
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{
"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",
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},
{
"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"
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},
{
"url": "http://developer.pidgin.im/viewmtn/revision/diff/5749f9193063800d27bef75c2388f6f9cc2f7f37/with/5c2dba4a7e2e76b76e7f472b88953a4316706d43/libpurple/protocols/irc/msgs.c",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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]
},
{
"url": "http://developer.pidgin.im/viewmtn/revision/info/5c2dba4a7e2e76b76e7f472b88953a4316706d43",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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},
{
"url": "http://pidgin.im/news/security/?id=53",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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]
},
{
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"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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]
},
{
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"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"
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}
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],
"evaluatorComment": "Per: http://cwe.mitre.org/data/definitions/476.html\r\n'CWE-476: NULL Pointer Dereference'"
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}
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