CVE-2019-17567 mod_proxy_wstunnel tunneling of non Upgraded connections

2021-06-1007:10:19

apache

www.cve.org

apache http server

mod_proxy_wstunnel

non upgraded connections

tunneling

http validation

authentication

authorization

AI Score

7.4

Confidence

Low

EPSS

0.003

Percentile

68.5%

JSON

Apache HTTP Server versions 2.4.6 to 2.4.46 mod_proxy_wstunnel configured on an URL that is not necessarily Upgraded by the origin server was tunneling the whole connection regardless, thus allowing for subsequent requests on the same connection to pass through with no HTTP validation, authentication or authorization possibly configured.

CNA Affected

[
  {
    "vendor": "Apache Software Foundation",
    "product": "Apache HTTP Server",
    "versions": [
      {
        "version": "2.4.46",
        "status": "affected"
      },
      {
        "version": "2.4.43",
        "status": "affected"
      },
      {
        "version": "2.4.41",
        "status": "affected"
      },
      {
        "version": "2.4.39",
        "status": "affected"
      },
      {
        "version": "2.4.38",
        "status": "affected"
      },
      {
        "version": "2.4.37",
        "status": "affected"
      },
      {
        "version": "2.4.35",
        "status": "affected"
      },
      {
        "version": "2.4.34",
        "status": "affected"
      },
      {
        "version": "2.4.33",
        "status": "affected"
      },
      {
        "version": "2.4.29",
        "status": "affected"
      },
      {
        "version": "2.4.28",
        "status": "affected"
      },
      {
        "version": "2.4.27",
        "status": "affected"
      },
      {
        "version": "2.4.26",
        "status": "affected"
      },
      {
        "version": "2.4.25",
        "status": "affected"
      },
      {
        "version": "2.4.23",
        "status": "affected"
      },
      {
        "version": "2.4.20",
        "status": "affected"
      },
      {
        "version": "2.4.18",
        "status": "affected"
      },
      {
        "version": "2.4.17",
        "status": "affected"
      },
      {
        "version": "2.4.16",
        "status": "affected"
      },
      {
        "version": "2.4.12",
        "status": "affected"
      },
      {
        "version": "2.4.10",
        "status": "affected"
      },
      {
        "version": "2.4.9",
        "status": "affected"
      },
      {
        "version": "2.4.7",
        "status": "affected"
      },
      {
        "version": "2.4.6",
        "status": "affected"
      }
    ]
  }
]