{"id":"CVE-2018-12121","details":"Node.js: All versions prior to Node.js 6.15.0, 8.14.0, 10.14.0 and 11.3.0: Denial of Service with large HTTP headers: By using a combination of many requests with maximum sized headers (almost 80 KB per connection), and carefully timed completion of the headers, it is possible to cause the HTTP server to abort from heap allocation failure. Attack potential is mitigated by the use of a load balancer or other proxy layer.","modified":"2026-04-16T04:34:03.192770998Z","published":"2018-11-28T17:29:00.337Z","related":["SUSE-SU-2019:0117-1","SUSE-SU-2019:0118-1","SUSE-SU-2019:0395-1","SUSE-SU-2019:14246-1","openSUSE-SU-2019:0089-1"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:1821"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:2258"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:3497"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202003-48"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20241227-0008/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/106043"},{"type":"FIX","url":"https://nodejs.org/en/blog/vulnerability/november-2018-security-releases/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nodejs/node","events":[{"introduced":"ce3e3c5fe15479475c068482c48eb9cbf1ac9df5"},{"fixed":"b6589e3d9be963b29a8559bf7b272b54284fe1bc"},{"introduced":"0d8021e5a4cf0a6aa3a700a361f6d42c2894f2ba"},{"fixed":"39716a8835a0ba61683974aef70e05ce7f8e414a"},{"introduced":"cf41627411886000429bde058a6594fb7f6d6d47"},{"fixed":"b7103135bc7987dee97e8795b0b38293d05fd842"},{"introduced":"cea049bcf8bb0f9a6e0095dbd5dffdb14dc8f71b"},{"fixed":"00fb73a72eff0e90d0f85b95dbcfc3c21f89cff9"},{"introduced":"0"},{"last_affected":"0d8021e5a4cf0a6aa3a700a361f6d42c2894f2ba"},{"introduced":"0"},{"last_affected":"362fe010fe8f6feb0030e1e02c689b501e11ddb7"},{"introduced":"0"},{"last_affected":"f6fc46e03674ab1896792b7363ecac0665b5e0c5"},{"introduced":"0"},{"last_affected":"eb66efd6052801e2f10360c51787569da0185808"},{"introduced":"0"},{"last_affected":"56a0577b2ebf111346779cf790a1f54e0e464078"},{"introduced":"0"},{"last_affected":"b48ff2aa1e57e761fa0825e3dc78105a0d016e16"},{"introduced":"0"},{"last_affected":"362fe010fe8f6feb0030e1e02c689b501e11ddb7"},{"introduced":"0"},{"last_affected":"eb66efd6052801e2f10360c51787569da0185808"},{"introduced":"0"},{"last_affected":"56a0577b2ebf111346779cf790a1f54e0e464078"},{"introduced":"0"},{"last_affected":"b48ff2aa1e57e761fa0825e3dc78105a0d016e16"},{"introduced":"0"},{"last_affected":"eb66efd6052801e2f10360c51787569da0185808"},{"introduced":"0"},{"last_affected":"56a0577b2ebf111346779cf790a1f54e0e464078"},{"introduced":"0"},{"last_affected":"b48ff2aa1e57e761fa0825e3dc78105a0d016e16"},{"introduced":"0"},{"last_affected":"362fe010fe8f6feb0030e1e02c689b501e11ddb7"}],"database_specific":{"versions":[{"introduced":"6.0.0"},{"fixed":"6.15.0"},{"introduced":"8.0.0"},{"fixed":"8.14.0"},{"introduced":"10.0.0"},{"fixed":"10.14.0"},{"introduced":"11.0.0"},{"fixed":"11.3.0"},{"introduced":"0"},{"last_affected":"8.0"},{"introduced":"0"},{"last_affected":"7.0"},{"introduced":"0"},{"last_affected":"8.1"},{"introduced":"0"},{"last_affected":"8.2"},{"introduced":"0"},{"last_affected":"8.4"},{"introduced":"0"},{"last_affected":"8.6"},{"introduced":"0"},{"last_affected":"7.0"},{"introduced":"0"},{"last_affected":"8.2"},{"introduced":"0"},{"last_affected":"8.4"},{"introduced":"0"},{"last_affected":"8.6"},{"introduced":"0"},{"last_affected":"8.2"},{"introduced":"0"},{"last_affected":"8.4"},{"introduced":"0"},{"last_affected":"8.6"},{"introduced":"0"},{"last_affected":"7.0"}]}}],"versions":["v0.0.1","v0.0.2","v0.0.3","v0.0.4","v0.0.6","v0.1.0","v0.1.1","v0.1.10","v0.1.100","v0.1.101","v0.1.102","v0.1.103","v0.1.104","v0.1.11","v0.1.12","v0.1.13","v0.1.14","v0.1.15","v0.1.16","v0.1.17","v0.1.18","v0.1.19","v0.1.2","v0.1.20","v0.1.21","v0.1.22","v0.1.23","v0.1.24","v0.1.25","v0.1.26","v0.1.27","v0.1.28","v0.1.29","v0.1.3","v0.1.30","v0.1.31","v0.1.32","v0.1.33","v0.1.4","v0.1.5","v0.1.6","v0.1.7","v0.1.8","v0.1.9","v0.1.92","v0.1.93","v0.1.94","v0.1.95","v0.1.96","v0.1.97","v0.1.98","v0.1.99","v0.2.0","v0.3.0","v0.3.1","v0.3.2","v0.3.4","v0.3.5","v0.3.6","v0.3.7","v0.3.8","v0.4.0","v0.5.0","v0.5.1","v0.5.10","v0.5.2","v0.5.3","v0.5.4","v0.5.5","v0.5.5-rc1","v0.5.6","v0.5.7","v0.5.8","v0.5.9","v0.6.0","v0.6.1","v0.7.0","v0.7.2","v0.7.3","v1.0.1","v1.0.1-release","v1.0.2","v1.0.2-release","v1.0.3","v1.0.4","v1.1.0","v1.2.0","v1.3.0","v1.4.1","v1.4.2","v1.4.3","v1.5.0","v1.5.1","v1.6.0","v1.6.1","v1.6.2","v1.6.3","v1.6.4","v1.7.0","v1.7.1","v10.0.0","v10.1.0","v10.10.0","v10.11.0","v10.12.0","v10.13.0","v10.2.0","v10.2.1","v10.3.0","v10.4.0","v10.4.1","v10.5.0","v10.6.0","v10.7.0","v10.8.0","v10.9.0","v11.0.0","v11.1.0","v11.2.0","v2.0.0","v2.0.1","v2.0.2","v2.1.0","v2.2.0","v2.2.1","v2.3.0","v2.3.1","v2.3.2","v2.3.3","v2.3.4","v2.4.0","v2.5.0","v3.0.0","v6.0.0","v6.1.0","v6.10.0","v6.10.1","v6.10.2","v6.10.3","v6.11.0","v6.11.1","v6.11.2","v6.11.3","v6.11.4","v6.11.5","v6.12.0","v6.12.1","v6.12.2","v6.12.3","v6.13.0","v6.13.1","v6.14.0","v6.14.1","v6.14.2","v6.14.3","v6.14.4","v6.2.0","v6.2.1","v6.2.2","v6.3.0","v6.3.1","v6.4.0","v6.5.0","v6.6.0","v6.7.0","v6.8.0","v6.8.1","v6.9.0","v6.9.1","v6.9.2","v6.9.3","v6.9.4","v6.9.5","v7.0.0","v8.0.0","v8.1.0","v8.1.1","v8.1.2","v8.1.3","v8.1.4","v8.10.0","v8.11.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