CVE-2019-14243

CVE Database · CVE-2019-14243

CVE-2019-14243

· HIGHModified

CVSS v3.1

7.5

EPSS

4.29%

Published

Jul 23, 2019

Modified

Nov 21, 2024

Public PoC / Exploit (1)

All weaponized →

TrickestTrickest PoC index

Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-20

Affected Products (1)

haproxy · proxyprotocol (up to 0.0.2)vulnerable

References (12)

https://caddy.community/t/dos-in-http-proxyprotocol-plugin/6014

Third Party Advisory

https://github.com/mastercactapus/caddy-proxyprotocol/issues/8

Issue TrackingThird Party Advisory

https://github.com/mastercactapus/proxyprotocol/commit/5c4a101121fc3e868026189c7a73f7f19eef90ac