Ecosyste.ms: Advisories

Security Advisories: GSA_kwCzR0hTQS04NWM1LWNjbTgtdnI5Ns4AAhZP

mastercactapus proxyprotocol vulnerable to denial of service

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.

Permalink: https://github.com/advisories/GHSA-85c5-ccm8-vr96
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS04NWM1LWNjbTgtdnI5Ns4AAhZP
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: almost 2 years ago
Updated: 8 months ago

CVSS Score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Identifiers: GHSA-85c5-ccm8-vr96, CVE-2019-14243
References:

• https://nvd.nist.gov/vuln/detail/CVE-2019-14243
• https://github.com/mastercactapus/caddy-proxyprotocol/issues/8
• https://github.com/mastercactapus/proxyprotocol/issues/1
• https://github.com/mastercactapus/proxyprotocol/commit/5c4a101121fc3e868026189c7a73f7f19eef90ac
• https://caddy.community/t/dos-in-http-proxyprotocol-plugin/6014
• https://github.com/mastercactapus/proxyprotocol/compare/ef496d7...5c4a101
• https://github.com/mastercactapus/proxyprotocol/releases/tag/v0.0.2
• https://github.com/advisories/GHSA-85c5-ccm8-vr96

Repository: https://github.com/mastercactapus/caddy-proxyprotocol
Blast Radius: 13.9

Affected Packages