CVE-2014-3676

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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:a:redhat:shim:*:*:*:*:*:*:*:*", "matchCriteriaId": "108DCECE-C8B8-43E8-858F-80DC51631CE8", "versionEndExcluding": "0.8", "versionStartIncluding": "0.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related to the \"tftp:// DHCPv6 boot option.\""}, {"lang": "es", "value": "Desbordamiento de buffer basado en la memoria din\u00e1mica en Shim permite a atacantes remotos ejecutar c\u00f3digo arbitrario a trav\u00e9s de una direcci\u00f3n IPv6 manipulada, relacionado con la opci\u00f3n de arranque 'tftp:// DHCPv6.'"}], "id": "CVE-2014-3676", "lastModified": "2026-06-17T00:08:44.087", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-10-22T14:55:06.153", "references": [{"source": "secalert@redhat.com", "tags": ["Broken Link"], "url": "http://rhn.redhat.com/errata/RHSA-2014-1801.html"}, {"source": "secalert@redhat.com", "tags": ["Exploit", "Mailing List"], "url": "http://www.openwall.com/lists/oss-security/2014/10/13/4"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/70409"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/96988"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "http://rhn.redhat.com/errata/RHSA-2014-1801.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mailing List"], "url": "http://www.openwall.com/lists/oss-security/2014/10/13/4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/70409"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/96988"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank SUSE Security Team for reporting this issue.", "affected_release": [{"advisory": "RHSA-2014:1801", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "shim-0:0.7-8.el7_0", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2014-11-04T00:00:00Z"}, {"advisory": "RHSA-2014:1801", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "shim-signed-0:0.7-8.el7_0", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2014-11-04T00:00:00Z"}], "bugzilla": {"description": "shim: heap-based buffer overflow flaw in IPv6 address parsing", "id": "1148231", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1148231"}, "csaw": false, "cvss": {"cvss_base_score": "5.8", "cvss_scoring_vector": "AV:A/AC:L/Au:N/C:P/I:P/A:P", "status": "verified"}, "cwe": "CWE-122", "details": ["Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related to the \"tftp:// DHCPv6 boot option.\"", "A heap-based buffer overflow flaw was found the way shim parsed certain IPv6 addresses. If IPv6 network booting was enabled, a malicious server could supply a crafted IPv6 address that would cause shim to crash or, potentially, execute arbitrary code."], "name": "CVE-2014-3676", "public_date": "2014-10-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-3676\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-3676"], "threat_severity": "Moderate"}

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