Information disclosure in Haproxy
CVE-2018-11469
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.
Vulnerability class: Information Disclosure
EPSS: 0.031 (86.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 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.
Affected products
- Haproxy
- Canonical Ubuntu_linux — versions 18.04
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
Frequently asked questions
- What is CVE-2018-11469?
- CVE-2018-11469 is a medium-severity vulnerability in Haproxy, classified under Information Disclosure. CVSS score: 5.9/10. Published 2018-05-25.
- How severe is CVE-2018-11469?
- Medium severity. CVSS v3 base score is 5.9 out of 10.
- Is CVE-2018-11469 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.