CVE-2018-11469

Name: CVE-2018-11469
Creator: NVD / NIST
Published: 2018-05-25T14:29:00.323+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.06%

Last modified Jun 17, 2026

CVE-2018-11469 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 3.06% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

3.06%

85.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Haproxy	Haproxy	>= 1.8.0, <= 1.8.9
Canonical	Ubuntu Linux	18.04

References

http://www.securityfocus.com/bid/104347Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2019:1436
https://git.haproxy.org/?p=haproxy-1.8.git%3Ba=commit%3Bh=17514045e5d934dede62116216c1b016fe23dd06
https://usn.ubuntu.com/3663-1/Third Party Advisory
http://www.securityfocus.com/bid/104347Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2019:1436
https://git.haproxy.org/?p=haproxy-1.8.git%3Ba=commit%3Bh=17514045e5d934dede62116216c1b016fe23dd06
https://usn.ubuntu.com/3663-1/Third Party Advisory

Timeline

Published: May 25, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-11469?

How severe is CVE-2018-11469?

Severity scoring for CVE-2018-11469 is pending analysis. The EPSS model estimates a 3.06% probability of exploitation in the next 30 days.

How do I fix CVE-2018-11469?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-11469?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST