GHSA-8H2G-R292-J8XH

Vulnerability from github – Published: 2021-07-19 21:21 – Updated: 2022-08-11 20:43
VLAI?
Summary
HashiCorp Consul L7 deny intention results in an allow action
Details

In HashiCorp Consul before 1.10.1 (and Consul Enterprise), xds can generate a situation where a single L7 deny intention (with a default deny policy) results in an allow action.

Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/hashicorp/consul"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.10.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-36213"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": true,
    "github_reviewed_at": "2021-07-19T17:33:14Z",
    "nvd_published_at": "2021-07-17T18:15:00Z",
    "severity": "HIGH"
  },
  "details": "In HashiCorp Consul before 1.10.1 (and Consul Enterprise), xds can generate a situation where a single L7 deny intention (with a default deny policy) results in an allow action.",
  "id": "GHSA-8h2g-r292-j8xh",
  "modified": "2022-08-11T20:43:23Z",
  "published": "2021-07-19T21:21:12Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-36213"
    },
    {
      "type": "WEB",
      "url": "https://discuss.hashicorp.com/t/hcsec-2021-16-consul-s-application-aware-intentions-deny-action-fails-open-when-combined-with-default-deny-policy/26855"
    },
    {
      "type": "WEB",
      "url": "https://github.com/hashicorp/consul"
    },
    {
      "type": "WEB",
      "url": "https://github.com/hashicorp/consul/releases/tag/v1.10.1"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202208-09"
    },
    {
      "type": "WEB",
      "url": "https://www.hashicorp.com/blog/category/consul"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "HashiCorp Consul L7 deny intention results in an allow action"
}


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