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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 58%
VendorProductVersion
haproxyproxyprotocol
𝑥
< 0.0.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://caddy.community/t/dos-in-http-proxyprotocol-plugin/6014
https://github.com/mastercactapus/caddy-proxyprotocol/issues/8
https://github.com/mastercactapus/proxyprotocol/commit/5c4a101121fc3e868026189c7a73f7f19eef90ac
https://github.com/mastercactapus/proxyprotocol/compare/ef496d7...5c4a101
https://github.com/mastercactapus/proxyprotocol/issues/1
https://github.com/mastercactapus/proxyprotocol/releases/tag/v0.0.2
https://caddy.community/t/dos-in-http-proxyprotocol-plugin/6014
https://github.com/mastercactapus/caddy-proxyprotocol/issues/8
https://github.com/mastercactapus/proxyprotocol/commit/5c4a101121fc3e868026189c7a73f7f19eef90ac
https://github.com/mastercactapus/proxyprotocol/compare/ef496d7...5c4a101
https://github.com/mastercactapus/proxyprotocol/issues/1
https://github.com/mastercactapus/proxyprotocol/releases/tag/v0.0.2