CVE-2017-10868

Publication date 22 December 2017

Last updated 25 August 2025

Ubuntu priority

Why this priority?

Cvss 3 Severity Score

Score breakdown

Description

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.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
h2o	17.10 artful	Not in release
	17.04 zesty	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Other references