CVE-2017-10868

H2O version 2.2.2 and earlier allows remote attackers to cause a denial of service in the server via specially crafted HTTP/1 header.

• CWE-20

• https://github.com/h2o/h2o/issues/1459Third Party Advisory
• https://jvn.jp/en/jp/JVN84182676/index.htmlThird Party Advisory, VDB Entry
• https://github.com/h2o/h2o/issues/1459Third Party Advisory
• https://jvn.jp/en/jp/JVN84182676/index.htmlThird Party Advisory, VDB Entry

Published

Dec 22, 2017

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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