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CVE-2018-14645

Publication date 21 September 2018

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

A flaw was discovered in the HPACK decoder of HAProxy, before 1.8.14, that is used for HTTP/2. An out-of-bounds read access in hpack_valid_idx() resulted in a remote crash and denial of service.

Read the notes from the security team

Status

Package Ubuntu Release Status
haproxy 18.04 LTS bionic
Fixed 1.8.8-1ubuntu0.2
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release

Notes

leosilva

only affected 1.8.x.

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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H