cve-2012-4445
Vulnerability from cvelistv5
Published
2012-10-10 18:00
Modified
2024-08-06 20:35
Severity ?
Summary
Heap-based buffer overflow in the eap_server_tls_process_fragment function in eap_server_tls_common.c in the EAP authentication server in hostapd 0.6 through 1.0 allows remote attackers to cause a denial of service (crash or abort) via a small "TLS Message Length" value in an EAP-TLS message with the "More Fragments" flag set.
References
secalert@redhat.comhttp://osvdb.org/86051
secalert@redhat.comhttp://secunia.com/advisories/50805Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/50888Vendor Advisory
secalert@redhat.comhttp://w1.fi/gitweb/gitweb.cgi?p=hostap.git%3Ba=commitdiff%3Bh=586c446e0ff42ae00315b014924ec669023bd8de
secalert@redhat.comhttp://www.debian.org/security/2012/dsa-2557
secalert@redhat.comhttp://www.freebsd.org/security/advisories/FreeBSD-SA-12:07.hostapd.asc
secalert@redhat.comhttp://www.mandriva.com/security/advisories?name=MDVSA-2012:168
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2012/10/08/3
secalert@redhat.comhttp://www.pre-cert.de/advisories/PRE-SA-2012-07.txt
secalert@redhat.comhttp://www.securityfocus.com/bid/55826
secalert@redhat.comhttp://www.securitytracker.com/id?1027808
secalert@redhat.comhttps://exchange.xforce.ibmcloud.com/vulnerabilities/79104
af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/86051
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/50805Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/50888Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://w1.fi/gitweb/gitweb.cgi?p=hostap.git%3Ba=commitdiff%3Bh=586c446e0ff42ae00315b014924ec669023bd8de
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2012/dsa-2557
af854a3a-2127-422b-91ae-364da2661108http://www.freebsd.org/security/advisories/FreeBSD-SA-12:07.hostapd.asc
af854a3a-2127-422b-91ae-364da2661108http://www.mandriva.com/security/advisories?name=MDVSA-2012:168
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2012/10/08/3
af854a3a-2127-422b-91ae-364da2661108http://www.pre-cert.de/advisories/PRE-SA-2012-07.txt
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/55826
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1027808
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/79104
Impacted products
Vendor Product Version
Show details on NVD website

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      "id": "CVE-2012-4445",
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      "published": "2012-10-10T18:55:04.377",
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    "nvd": "{\"cve\":{\"id\":\"CVE-2012-4445\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2012-10-10T18:55:04.377\",\"lastModified\":\"2024-11-21T01:42:54.783\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Heap-based buffer overflow in the eap_server_tls_process_fragment function in eap_server_tls_common.c in the EAP authentication server in hostapd 0.6 through 1.0 allows remote attackers to cause a denial of service (crash or abort) via a small \\\"TLS Message Length\\\" value in an EAP-TLS message with the \\\"More Fragments\\\" flag set.\"},{\"lang\":\"es\",\"value\":\"Desbordamiento de b\u00fafer basado en memoria din\u00e1mica en la funci\u00f3n eap_server_tls_process_fragment de eap_server_tls_common.c en el servidor de autenticaci\u00f3n EAP en hostapd v0.6 hasta v1.0 permite a atacantes remotos provocar un denegaci\u00f3n de servicio (ca\u00edda o cancelaci\u00f3n) mediante un valor \\\"TLS Message Length\\\" peque\u00f1o, en un mensaje EAP-TLS con el valor \\\"More Fragments\\\" activo.\"}],\"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\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-119\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:0.6.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"816B50F2-87B8-4A74-80CA-6DE23A61AA9D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:0.6.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3E4EC748-0E3D-4A70-9B30-0B0048637222\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:0.6.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AA68E996-A9DA-4D58-AA05-B4F9CFD8FF78\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:0.6.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"625BF95C-F216-4853-B62F-4A220427E1B4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:0.6.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8EE7C5C4-AF37-4DE1-B240-5B35BB547505\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:0.6.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C8C75878-75FC-4792-BF93-6E6758BCFC94\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:0.6.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AA1BC3E9-5AA2-466E-AAE0-4FB5EDF85860\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:0.6.7:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6475E94F-F457-4053-8B1B-F44D42742271\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:0.7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A01092A1-8D52-4474-BC85-663BCA683208\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:0.7.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B79614B8-BEEC-4772-944B-F631D85A278D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:0.7.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5C5CBC86-4F65-4A1E-8423-D599B8F89EE6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:0.7.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"06119A43-B1CA-4021-87D2-C67BE6125423\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:w1.fi:hostapd:1.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"768D16AF-3A8B-47DD-A499-948A73062AE1\"}]}]}],\"references\":[{\"url\":\"http://osvdb.org/86051\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://secunia.com/advisories/50805\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://secunia.com/advisories/50888\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://w1.fi/gitweb/gitweb.cgi?p=hostap.git%3Ba=commitdiff%3Bh=586c446e0ff42ae00315b014924ec669023bd8de\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.debian.org/security/2012/dsa-2557\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.freebsd.org/security/advisories/FreeBSD-SA-12:07.hostapd.asc\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.mandriva.com/security/advisories?name=MDVSA-2012:168\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2012/10/08/3\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.pre-cert.de/advisories/PRE-SA-2012-07.txt\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.securityfocus.com/bid/55826\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.securitytracker.com/id?1027808\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/79104\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://osvdb.org/86051\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://secunia.com/advisories/50805\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://secunia.com/advisories/50888\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://w1.fi/gitweb/gitweb.cgi?p=hostap.git%3Ba=commitdiff%3Bh=586c446e0ff42ae00315b014924ec669023bd8de\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.debian.org/security/2012/dsa-2557\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.freebsd.org/security/advisories/FreeBSD-SA-12:07.hostapd.asc\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.mandriva.com/security/advisories?name=MDVSA-2012:168\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2012/10/08/3\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.pre-cert.de/advisories/PRE-SA-2012-07.txt\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securityfocus.com/bid/55826\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securitytracker.com/id?1027808\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/79104\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


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