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{"affected_release": [{"advisory": "RHSA-2016:0780", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "ntp-0:4.2.6p5-10.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2016-05-10T00:00:00Z"}, {"advisory": "RHSA-2016:2583", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "ntp-0:4.2.6p5-25.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2016-11-03T00:00:00Z"}], "bugzilla": {"description": "ntp: slow memory leak in CRYPTO_ASSOC", "id": "1274255", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1274255"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-401", "details": ["Memory leak in the CRYPTO_ASSOC function in ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service (memory consumption).", "A memory leak flaw was found in ntpd's CRYPTO_ASSOC. If ntpd was configured to use autokey authentication, an attacker could send packets to ntpd that would, after several days of ongoing attack, cause it to run out of memory."], "mitigation": {"lang": "en:us", "value": "Disable NTP autokey authentication by removing, or commenting out, all configuration directives beginning with the 'crypto' keyword in your ntp.conf file."}, "name": "CVE-2015-7701", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "ntp", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2015-10-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-7701\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-7701\nhttp://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_Security_Vulner\nhttps://github.com/ntp-project/ntp/blob/stable/NEWS#L91"], "threat_severity": "Moderate"}