Improper input validation in Haproxy Proxyprotocol
CVE-2019-14243
headerv2.go in mastercactapus proxyprotocol before 0.0.2, as used in the mastercactapus caddy-proxyprotocol plugin through 0.0.2 for Caddy, allows remote attackers to cause a denial of service (webserver panic and daemon crash) via a crafted HAProxy PROXY v2 request with truncated source/destination address data.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.043 (90.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Haproxy Proxyprotocol
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2019-14243?
- CVE-2019-14243 is a high-severity vulnerability in Haproxy Proxyprotocol, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2019-07-23.
- How severe is CVE-2019-14243?
- High severity. CVSS v3 base score is 7.5 out of 10.