CVE-2019-14243

PoC —

CVSS 3.1

7.5 high

EPSS

4%p91

Published

Jul 23, 2019 (Jul 23, 2019)

Modified

Jun 17, 2026

Description

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.

Vendors: haproxy
Products: proxyprotocol
Weakness: CWE-20
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (4.3%)

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