CVE-2018-11469

Publication date 25 May 2018

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.9 · Medium

Score breakdown

Description

Incorrect caching of responses to requests including an Authorization header in HAProxy 1.8.0 through 1.8.9 (if cache enabled) allows attackers to achieve information disclosure via an unauthenticated remote request, related to the proto_http.c check_request_for_cacheability function.

Read the notes from the security team

Status

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

Notes

leosilva

issue was introduced in 1.8.0. trusty, xenial and artful are not affected.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
haproxy

Severity score breakdown

CVSS version: CVSS v3.0

Base score 5.9 · Medium

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

References

Related Ubuntu Security Notices (USN)

Other references

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