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[], "descriptions": [{"lang": "en", "value": "The _gnutls_recv_client_kx_message function in lib/gnutls_kx.c in libgnutls in gnutls-serv in GnuTLS before 2.2.4 continues to process Client Hello messages within a TLS message after one has already been processed, which allows remote attackers to cause a denial of service (NULL dereference and crash) via a TLS message containing multiple Client Hello messages, aka GNUTLS-SA-2008-1-2."}, {"lang": "es", "value": "La funci\u00f3n _gnutls_recv_client_kx_message en lib/gnutls_kx.c de libgnutls en gnutls-serv de GnuTLS versiones anteriores a la 2.2.4 contin\u00faa procesando los mensajes Client Hello dentro de un mensaje TLS despu\u00e9s de que uno ya haya sido procesado, lo cual permite a atacantes remotos provocar una denegaci\u00f3n de servicio (referencia NULL y ca\u00edda) a trav\u00e9s de un mensaje TLS que contiene m\u00faltiples mensajes Hello Client, tambi\u00e9n conocida como GNUTLS-SA-2008-1-2."}], "id": "CVE-2008-1949", "lastModified": "2025-04-09T00:30:58.490", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 9.3, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 10.0, "obtainAllPrivilege": true, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2008-05-21T13:24:00.000", "references": [{"source": "secalert@redhat.com", "url": "http://git.savannah.gnu.org/gitweb/?p=gnutls.git%3Ba=commitdiff%3Bh=bc8102405fda11ea00ca3b42acc4f4bce9d6e97b"}, {"source": "secalert@redhat.com", "url": "http://lists.gnu.org/archive/html/gnutls-devel/2008-05/msg00051.html"}, {"source": "secalert@redhat.com", "url": 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"url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00615.html"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2008:0492", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "gnutls-0:1.0.20-4.el4_6", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2008-05-20T00:00:00Z"}, {"advisory": "RHSA-2008:0489", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "gnutls-0:1.4.1-3.el5_1", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2008-05-20T00:00:00Z"}], "bugzilla": {"description": "GNUTLS-SA-2008-1-2 GnuTLS null-pointer dereference", "id": "447462", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=447462"}, "csaw": false, "cwe": "CWE-476", "details": ["The _gnutls_recv_client_kx_message function in lib/gnutls_kx.c in libgnutls in gnutls-serv in GnuTLS before 2.2.4 continues to process Client Hello messages within a TLS message after one has already been processed, which allows remote attackers to cause a denial of service (NULL dereference and crash) via a TLS message containing multiple Client Hello messages, aka GNUTLS-SA-2008-1-2."], "name": "CVE-2008-1949", "public_date": "2008-05-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2008-1949\nhttps://nvd.nist.gov/vuln/detail/CVE-2008-1949"], "threat_severity": "Important"}