CVE-2019-14243 describes a denial-of-service vulnerability in mastercactapus proxyprotocol versions prior to 0.0.2, affecting the caddy-proxyprotocol plugin for Caddy. An unauthenticated remote attacker can trigger a webserver panic and daemon crash by sending a malformed HAProxy PROXY v2 request with truncated address data. This vulnerability has a CVSS score of 7.5 (High) due to its network-based attack vector, low attack complexity, and high impact on availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.0.2CPE matchmatch criteria | cpe:2.3:a:haproxy:proxyprotocol:*:*:*:*:*:caddy:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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