CVE-2018-7409

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:unixodbc:unixodbc:*:*:*:*:*:*:*:*", "matchCriteriaId": "BEEAA6DF-63A6-4884-8EF1-D6DFF4175EAC", "versionEndExcluding": "2.3.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In unixODBC before 2.3.5, there is a buffer overflow in the unicode_to_ansi_copy() function in DriverManager/__info.c."}, {"lang": "es", "value": "En unixODBC, en versiones anteriores a la 2.3.5, hay un desbordamiento de b\u00fafer en la funci\u00f3n unicode_to_ansi_copy() en DriverManager/__info.c."}], "id": "CVE-2018-7409", "lastModified": "2026-06-17T02:03:05.530", "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}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-02-22T18:29:00.317", "references": [{"source": "cve@mitre.org", "tags": ["Product"], "url": "http://www.unixodbc.org/unixODBC-2.3.5.tar.gz"}, {"source": "cve@mitre.org", "url": "https://access.redhat.com/errata/RHSA-2019:2336"}, {"source": "cve@mitre.org", "tags": ["Release Notes"], "url": "https://sourceforge.net/projects/unixodbc/files/unixODBC/2.3.5/ChangeLog/download"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product"], "url": "http://www.unixodbc.org/unixODBC-2.3.5.tar.gz"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2019:2336"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://sourceforge.net/projects/unixodbc/files/unixODBC/2.3.5/ChangeLog/download"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2019:2336", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "unixODBC-0:2.3.1-14.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2019-08-06T00:00:00Z"}, {"advisory": "RHSA-2020:4999", "cpe": "cpe:/o:redhat:rhel_eus:7.6", "package": "unixODBC-0:2.3.1-14.el7_6", "product_name": "Red Hat Enterprise Linux 7.6 Extended Update Support", "release_date": "2020-11-10T00:00:00Z"}], "bugzilla": {"description": "unixODBC: Buffer overflow in unicode_to_ansi_copy() can lead to crash or other unspecified impact", "id": "1548305", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1548305"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "status": "verified"}, "cwe": "CWE-122", "details": ["In unixODBC before 2.3.5, there is a buffer overflow in the unicode_to_ansi_copy() function in DriverManager/__info.c.", "A buffer overflow flaw was found in the unicode_to_ansi_copy() function of unixODBC. This overflow is not directly controllable by an attacker making the maximum potential impact a crash or denial of service."], "name": "CVE-2018-7409", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "unixODBC", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "unixODBC64", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "unixODBC", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "unixODBC", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2018-01-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-7409\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-7409"], "threat_severity": "Moderate"}

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