CVE-2014-9296

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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:ntp:ntp:*:*:*:*:*:*:*:*", "matchCriteriaId": "8E63507D-C475-4379-85A5-185F19BEDCEE", "versionEndIncluding": "4.2.7", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The receive function in ntp_proto.c in ntpd in NTP before 4.2.8 continues to execute after detecting a certain authentication error, which might allow remote attackers to trigger an unintended association change via crafted packets."}, {"lang": "es", "value": "La funci\u00f3n de recepci\u00f3n en ntp_proto.c en ntpd en NTP anterior a 4.2.8 contin\u00faa ejecutando despu\u00e9s de detectar un cierto error de autenticaci\u00f3n, lo que podr\u00eda permitir a un atacante remoto a provocar una asociaci\u00f3n involuntaria mediante paquetes modificados."}], "id": "CVE-2014-9296", "lastModified": "2026-06-17T00:18:04.153", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-12-20T02:59:03.837", "references": [{"source": "cve@mitre.org", "url": "http://advisories.mageia.org/MGASA-2014-0541.html"}, {"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=548ad06feXHK1HlZoY-WZVyynwvwAg"}, {"source": "cve@mitre.org", "url": 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{"affected_release": [{"advisory": "RHSA-2014:2024", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "ntp-0:4.2.6p5-2.el6_6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2014-12-20T00:00:00Z"}, {"advisory": "RHSA-2015:0104", "cpe": "cpe:/o:redhat:rhel_eus:6.5", "package": "ntp-0:4.2.6p5-2.el6_5", "product_name": "Red Hat Enterprise Linux 6.5 Extended Update Support", "release_date": "2015-01-28T00:00:00Z"}, {"advisory": "RHSA-2014:2024", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "ntp-0:4.2.6p5-19.el7_0", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2014-12-20T00:00:00Z"}], "bugzilla": {"description": "ntp: receive() missing return on error", "id": "1176040", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1176040"}, "csaw": false, "cvss": {"cvss_base_score": "5.0", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-390", "details": ["The receive function in ntp_proto.c in ntpd in NTP before 4.2.8 continues to execute after detecting a certain authentication error, which might allow remote attackers to trigger an unintended association change via crafted packets.", "A missing return statement in the receive() function could potentially allow a remote attacker to bypass NTP's authentication mechanism."], "mitigation": {"lang": "en:us", "value": "Remove or comment out all configuration directives beginning with the crypto keyword in your ntp.conf file."}, "name": "CVE-2014-9296", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "ntp", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2014-12-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-9296\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-9296\nhttp://support.ntp.org/bin/view/Main/SecurityNotice#receive_missing_return_on_error\nhttps://access.redhat.com/articles/1305723"], "statement": "This issue did not affect the versions of ntpd as shipped with Red Hat Enterprise Linux 4 and 5. It has been addressed in Red Hat Enterprise Linux 6 and 7 via RHSA-2014:2024.", "threat_severity": "Low"}

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