CVE-2015-1782

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2015-03-11T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The kex_agree_methods function in libssh2 before 1.5.0 allows remote servers to cause a denial of service (crash) or have other unspecified impact via crafted length values in an SSH_MSG_KEXINIT packet."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2016-12-30T15:57:01.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"name": "FEDORA-2015-3757", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151943.html"}, {"name": "MDVSA-2015:148", "tags": ["vendor-advisory", "x_refsource_MANDRIVA"], "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:148"}, {"name": "73061", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/73061"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"}, {"name": "DSA-3182", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "http://www.debian.org/security/2015/dsa-3182"}, {"name": "FEDORA-2015-3791", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153933.html"}, {"name": "FEDORA-2015-3797", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152362.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://www.libssh2.org/adv_20150311.html"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T04:54:16.099Z"}, "title": "CVE Program Container", "references": [{"name": "FEDORA-2015-3757", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151943.html"}, {"name": "MDVSA-2015:148", "tags": ["vendor-advisory", "x_refsource_MANDRIVA", "x_transferred"], "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:148"}, {"name": "73061", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/73061"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"}, {"name": "DSA-3182", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "http://www.debian.org/security/2015/dsa-3182"}, {"name": "FEDORA-2015-3791", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153933.html"}, {"name": "FEDORA-2015-3797", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152362.html"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://www.libssh2.org/adv_20150311.html"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2015-1782", "datePublished": "2015-03-13T14:00:00.000Z", "dateReserved": "2015-02-17T00:00:00.000Z", "dateUpdated": "2024-08-06T04:54:16.099Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*", "matchCriteriaId": "BB9BE688-0304-45AF-BB8C-398B8B5E78D6", "versionEndIncluding": "1.4.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:*", "matchCriteriaId": "FF47C9F0-D8DA-4B55-89EB-9B2C9383ADB9", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*", "matchCriteriaId": "56BDB5A0-0839-4A20-A003-B8CD56F48171", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*", "matchCriteriaId": "253C303A-E577-4488-93E6-68A8DD942C38", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The kex_agree_methods function in libssh2 before 1.5.0 allows remote servers to cause a denial of service (crash) or have other unspecified impact via crafted length values in an SSH_MSG_KEXINIT packet."}, {"lang": "es", "value": "La funci\u00f3n kex_agree_methods en libssh2 anterior a 1.5.0 permite a servidores remotos causar una denegaci\u00f3n de servicio (ca\u00edda) o tener otro impacto sin especificar a trav\u00e9s de valores de longitud modificados en un paquete SSH_MSG_KEXINIT."}], "id": "CVE-2015-1782", "lastModified": "2026-06-17T00:22:59.013", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2015-03-13T14:59:00.083", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151943.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152362.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153933.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2015/dsa-3182"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://www.libssh2.org/adv_20150311.html"}, {"source": "secalert@redhat.com", "tags": ["Broken Link"], "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:148"}, {"source": "secalert@redhat.com", "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"}, {"source": "secalert@redhat.com", "url": "http://www.securityfocus.com/bid/73061"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151943.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152362.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153933.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2015/dsa-3182"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.libssh2.org/adv_20150311.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:148"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/73061"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2015:2140", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "libssh2-0:1.4.3-10.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2015-11-19T00:00:00Z"}], "bugzilla": {"description": "libssh2: Using SSH_MSG_KEXINIT data unbounded", "id": "1199511", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1199511"}, "csaw": false, "cvss": {"cvss_base_score": "7.8", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "status": "verified"}, "cwe": "CWE-130", "details": ["The kex_agree_methods function in libssh2 before 1.5.0 allows remote servers to cause a denial of service (crash) or have other unspecified impact via crafted length values in an SSH_MSG_KEXINIT packet.", "A flaw was found in the way the kex_agree_methods() function of libssh2 performed a key exchange when negotiating a new SSH session. A man-in-the-middle attacker could use a crafted SSH_MSG_KEXINIT packet to crash a connecting libssh2 client."], "name": "CVE-2015-1782", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "libssh2", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2015-03-11T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-1782\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-1782\nhttp://www.libssh2.org/adv_20150311.html"], "threat_severity": "Low"}

{}