CVE-2012-5667

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"M\u00faltiples desbordamientos de enteros en GNU Grep antes de v2.11 podr\u00eda permitir a atacantes locales o remotos ejecutar c\u00f3digo arbitrario a trav\u00e9s de vectores relacionados con una larga l\u00ednea de entrada que dispara un desbordamiento de b\u00fafer basado en memoria din\u00e1mica."}], "id": "CVE-2012-5667", "lastModified": "2026-06-16T23:47:12.983", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}]}, "published": "2013-01-03T11:54:25.417", 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{"affected_release": [{"advisory": "RHSA-2015:1447", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "grep-0:2.20-3.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2015-07-20T00:00:00Z"}], "bugzilla": {"description": "grep: Integer overflow leading to heap-based buffer-overflow when reading large lines", "id": "889935", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=889935"}, "csaw": false, "cvss": {"cvss_base_score": "4.4", "cvss_scoring_vector": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "status": "verified"}, "cwe": "CWE-190->CWE-122", "details": ["Multiple integer overflows in GNU Grep before 2.11 might allow context-dependent attackers to execute arbitrary code via vectors involving a long input line that triggers a heap-based buffer overflow.", "An integer overflow flaw, leading to a heap-based buffer overflow, was found in the way grep parsed large lines of data. An attacker able to trick a user into running grep on a specially crafted data file could use this flaw to crash grep or, potentially, execute arbitrary code with the privileges of the user running grep."], "name": "CVE-2012-5667", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "grep", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "grep", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2012-12-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-5667\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-5667"], "statement": "This issue did not affect the version of grep as shipped with Red Hat Enterprise Linux 5.", "threat_severity": "Low"}

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