High severityNVD Advisory· Published Jul 23, 2019· Updated Aug 5, 2024
CVE-2019-14243
CVE-2019-14243
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/mastercactapus/proxyprotocolGo | < 0.0.2 | 0.0.2 |
Affected products
2- mastercactapus/proxyprotocoldescription
Patches
Vulnerability mechanics
Generated on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
8- github.com/advisories/GHSA-85c5-ccm8-vr96ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2019-14243ghsaADVISORY
- caddy.community/t/dos-in-http-proxyprotocol-plugin/6014ghsax_refsource_MISCWEB
- github.com/mastercactapus/caddy-proxyprotocol/issues/8ghsax_refsource_MISCWEB
- github.com/mastercactapus/proxyprotocol/commit/5c4a101121fc3e868026189c7a73f7f19eef90acghsax_refsource_MISCWEB
- github.com/mastercactapus/proxyprotocol/compare/ef496d7...5c4a101ghsax_refsource_MISCWEB
- github.com/mastercactapus/proxyprotocol/issues/1ghsax_refsource_MISCWEB
- github.com/mastercactapus/proxyprotocol/releases/tag/v0.0.2ghsax_refsource_MISCWEB
News mentions
0No linked articles in our index yet.