{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"moderate"},"category":"csaf_security_advisory","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"Security update for ntp","title":"Title of the patch"},{"category":"description","text":"This update for ntp fixes the following issues:\n\n- Update to 4.2.8p11 (bsc#1082210):\n  * CVE-2016-1549: Sybil vulnerability: ephemeral association\n    attack. While fixed in ntp-4.2.8p7, there are significant\n    additional protections for this issue in 4.2.8p11.\n  * CVE-2018-7182: ctl_getitem(): buffer read overrun\n    leads to undefined behavior and information leak. (bsc#1083426)\n  * CVE-2018-7170: Multiple authenticated ephemeral\n    associations. (bsc#1083424)\n  * CVE-2018-7184: Interleaved symmetric mode cannot\n    recover from bad state. (bsc#1083422)\n  * CVE-2018-7185: Unauthenticated packet can reset\n    authenticated interleaved association. (bsc#1083420)\n  * CVE-2018-7183: ntpq:decodearr() can write beyond its\n    buffer limit.(bsc#1083417)\n- Don't use libevent's cached time stamps in sntp. (bsc#1077445)\n\nThis update is a reissue of the previous update with LTSS channels included.\n","title":"Description of the patch"},{"category":"details","text":"SUSE-SLE-SERVER-12-SP2-BCL-2018-1188","title":"Patchnames"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"SUSE ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"self","summary":"URL of this CSAF notice","url":"https://ftp.suse.com/pub/projects/security/csaf/suse-su-2018_1765-2.json"},{"category":"self","summary":"URL for SUSE-SU-2018:1765-2","url":"https://www.suse.com/support/update/announcement/2018/suse-su-20181765-2/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2018:1765-2","url":"https://lists.suse.com/pipermail/sle-security-updates/2018-October/004720.html"},{"category":"self","summary":"SUSE Bug 1077445","url":"https://bugzilla.suse.com/1077445"},{"category":"self","summary":"SUSE Bug 1082063","url":"https://bugzilla.suse.com/1082063"},{"category":"self","summary":"SUSE Bug 1082210","url":"https://bugzilla.suse.com/1082210"},{"category":"self","summary":"SUSE Bug 1083417","url":"https://bugzilla.suse.com/1083417"},{"category":"self","summary":"SUSE Bug 1083420","url":"https://bugzilla.suse.com/1083420"},{"category":"self","summary":"SUSE Bug 1083422","url":"https://bugzilla.suse.com/1083422"},{"category":"self","summary":"SUSE Bug 1083424","url":"https://bugzilla.suse.com/1083424"},{"category":"self","summary":"SUSE Bug 1083426","url":"https://bugzilla.suse.com/1083426"},{"category":"self","summary":"SUSE CVE CVE-2016-1549 page","url":"https://www.suse.com/security/cve/CVE-2016-1549/"},{"category":"self","summary":"SUSE CVE CVE-2018-7170 page","url":"https://www.suse.com/security/cve/CVE-2018-7170/"},{"category":"self","summary":"SUSE CVE CVE-2018-7182 page","url":"https://www.suse.com/security/cve/CVE-2018-7182/"},{"category":"self","summary":"SUSE CVE CVE-2018-7183 page","url":"https://www.suse.com/security/cve/CVE-2018-7183/"},{"category":"self","summary":"SUSE CVE CVE-2018-7184 page","url":"https://www.suse.com/security/cve/CVE-2018-7184/"},{"category":"self","summary":"SUSE CVE CVE-2018-7185 page","url":"https://www.suse.com/security/cve/CVE-2018-7185/"}],"title":"Security update for ntp","tracking":{"current_release_date":"2018-10-18T12:46:59Z","generator":{"date":"2018-10-18T12:46:59Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"SUSE-SU-2018:1765-2","initial_release_date":"2018-10-18T12:46:59Z","revision_history":[{"date":"2018-10-18T12:46:59Z","number":"1","summary":"Current version"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"ntp-4.2.8p11-64.5.1.x86_64","product":{"name":"ntp-4.2.8p11-64.5.1.x86_64","product_id":"ntp-4.2.8p11-64.5.1.x86_64"}},{"category":"product_version","name":"ntp-doc-4.2.8p11-64.5.1.x86_64","product":{"name":"ntp-doc-4.2.8p11-64.5.1.x86_64","product_id":"ntp-doc-4.2.8p11-64.5.1.x86_64"}}],"category":"architecture","name":"x86_64"},{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Server 12 SP2-BCL","product":{"name":"SUSE Linux Enterprise Server 12 SP2-BCL","product_id":"SUSE Linux Enterprise Server 12 SP2-BCL","product_identification_helper":{"cpe":"cpe:/o:suse:sles-bcl:12:sp2"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"ntp-4.2.8p11-64.5.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP2-BCL","product_id":"SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64"},"product_reference":"ntp-4.2.8p11-64.5.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Server 12 SP2-BCL"},{"category":"default_component_of","full_product_name":{"name":"ntp-doc-4.2.8p11-64.5.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP2-BCL","product_id":"SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"},"product_reference":"ntp-doc-4.2.8p11-64.5.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Server 12 SP2-BCL"}]},"vulnerabilities":[{"cve":"CVE-2016-1549","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2016-1549"}],"notes":[{"category":"general","text":"A malicious authenticated peer can create arbitrarily-many ephemeral associations in order to win the clock selection algorithm in ntpd in NTP 4.2.8p4 and earlier and NTPsec 3e160db8dc248a0bcb053b56a80167dc742d2b74 and a5fb34b9cc89b92a8fef2f459004865c93bb7f92 and modify a victim's clock.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2016-1549","url":"https://www.suse.com/security/cve/CVE-2016-1549"},{"category":"external","summary":"SUSE Bug 1083424 for CVE-2016-1549","url":"https://bugzilla.suse.com/1083424"},{"category":"external","summary":"SUSE Bug 977446 for CVE-2016-1549","url":"https://bugzilla.suse.com/977446"},{"category":"external","summary":"SUSE Bug 977451 for CVE-2016-1549","url":"https://bugzilla.suse.com/977451"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":6.5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","version":"3.0"},"products":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]}],"threats":[{"category":"impact","date":"2018-10-18T12:46:59Z","details":"low"}],"title":"CVE-2016-1549"},{"cve":"CVE-2018-7170","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2018-7170"}],"notes":[{"category":"general","text":"ntpd in ntp 4.2.x before 4.2.8p7 and 4.3.x before 4.3.92 allows authenticated users that know the private symmetric key to create arbitrarily-many ephemeral associations in order to win the clock selection of ntpd and modify a victim's clock via a Sybil attack. This issue exists because of an incomplete fix for CVE-2016-1549.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2018-7170","url":"https://www.suse.com/security/cve/CVE-2018-7170"},{"category":"external","summary":"SUSE Bug 1082210 for CVE-2018-7170","url":"https://bugzilla.suse.com/1082210"},{"category":"external","summary":"SUSE Bug 1083424 for CVE-2018-7170","url":"https://bugzilla.suse.com/1083424"},{"category":"external","summary":"SUSE Bug 1087324 for CVE-2018-7170","url":"https://bugzilla.suse.com/1087324"},{"category":"external","summary":"SUSE Bug 1098531 for CVE-2018-7170","url":"https://bugzilla.suse.com/1098531"},{"category":"external","summary":"SUSE Bug 1155513 for CVE-2018-7170","url":"https://bugzilla.suse.com/1155513"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":3.1,"baseSeverity":"LOW","vectorString":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N","version":"3.0"},"products":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]}],"threats":[{"category":"impact","date":"2018-10-18T12:46:59Z","details":"low"}],"title":"CVE-2018-7170"},{"cve":"CVE-2018-7182","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2018-7182"}],"notes":[{"category":"general","text":"The ctl_getitem method in ntpd in ntp-4.2.8p6 before 4.2.8p11 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted mode 6 packet with a ntpd instance from 4.2.8p6 through 4.2.8p10.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2018-7182","url":"https://www.suse.com/security/cve/CVE-2018-7182"},{"category":"external","summary":"SUSE Bug 1082210 for CVE-2018-7182","url":"https://bugzilla.suse.com/1082210"},{"category":"external","summary":"SUSE Bug 1083426 for CVE-2018-7182","url":"https://bugzilla.suse.com/1083426"},{"category":"external","summary":"SUSE Bug 1087324 for CVE-2018-7182","url":"https://bugzilla.suse.com/1087324"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.0"},"products":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]}],"threats":[{"category":"impact","date":"2018-10-18T12:46:59Z","details":"moderate"}],"title":"CVE-2018-7182"},{"cve":"CVE-2018-7183","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2018-7183"}],"notes":[{"category":"general","text":"Buffer overflow in the decodearr function in ntpq in ntp 4.2.8p6 through 4.2.8p10 allows remote attackers to execute arbitrary code by leveraging an ntpq query and sending a response with a crafted array.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2018-7183","url":"https://www.suse.com/security/cve/CVE-2018-7183"},{"category":"external","summary":"SUSE Bug 1082210 for CVE-2018-7183","url":"https://bugzilla.suse.com/1082210"},{"category":"external","summary":"SUSE Bug 1083417 for CVE-2018-7183","url":"https://bugzilla.suse.com/1083417"},{"category":"external","summary":"SUSE Bug 1087324 for CVE-2018-7183","url":"https://bugzilla.suse.com/1087324"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L","version":"3.0"},"products":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]}],"threats":[{"category":"impact","date":"2018-10-18T12:46:59Z","details":"moderate"}],"title":"CVE-2018-7183"},{"cve":"CVE-2018-7184","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2018-7184"}],"notes":[{"category":"general","text":"ntpd in ntp 4.2.8p4 before 4.2.8p11 drops bad packets before updating the \"received\" timestamp, which allows remote attackers to cause a denial of service (disruption) by sending a packet with a zero-origin timestamp causing the association to reset and setting the contents of the packet as the most recent timestamp. This issue is a result of an incomplete fix for CVE-2015-7704.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2018-7184","url":"https://www.suse.com/security/cve/CVE-2018-7184"},{"category":"external","summary":"SUSE Bug 1082210 for CVE-2018-7184","url":"https://bugzilla.suse.com/1082210"},{"category":"external","summary":"SUSE Bug 1083422 for CVE-2018-7184","url":"https://bugzilla.suse.com/1083422"},{"category":"external","summary":"SUSE Bug 1087324 for CVE-2018-7184","url":"https://bugzilla.suse.com/1087324"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":3.1,"baseSeverity":"LOW","vectorString":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","version":"3.0"},"products":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]}],"threats":[{"category":"impact","date":"2018-10-18T12:46:59Z","details":"low"}],"title":"CVE-2018-7184"},{"cve":"CVE-2018-7185","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2018-7185"}],"notes":[{"category":"general","text":"The protocol engine in ntp 4.2.6 before 4.2.8p11 allows a remote attackers to cause a denial of service (disruption) by continually sending a packet with a zero-origin timestamp and source IP address of the \"other side\" of an interleaved association causing the victim ntpd to reset its association.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2018-7185","url":"https://www.suse.com/security/cve/CVE-2018-7185"},{"category":"external","summary":"SUSE Bug 1082210 for CVE-2018-7185","url":"https://bugzilla.suse.com/1082210"},{"category":"external","summary":"SUSE Bug 1083420 for CVE-2018-7185","url":"https://bugzilla.suse.com/1083420"},{"category":"external","summary":"SUSE Bug 1087324 for CVE-2018-7185","url":"https://bugzilla.suse.com/1087324"},{"category":"external","summary":"SUSE Bug 1089405 for CVE-2018-7185","url":"https://bugzilla.suse.com/1089405"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":3.1,"baseSeverity":"LOW","vectorString":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","version":"3.0"},"products":["SUSE Linux Enterprise Server 12 SP2-BCL:ntp-4.2.8p11-64.5.1.x86_64","SUSE Linux Enterprise Server 12 SP2-BCL:ntp-doc-4.2.8p11-64.5.1.x86_64"]}],"threats":[{"category":"impact","date":"2018-10-18T12:46:59Z","details":"low"}],"title":"CVE-2018-7185"}]}