ghsa-4hq8-gmxx-h6w9
Vulnerability from github
Published
2021-06-23 17:29
Modified
2023-02-07 21:30
Severity ?
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
XML Processing error in github.com/crewjam/saml
Details

Impact

There are three vulnerabilities in the go encoding/xml package that can allow an attacker to forge part of a signed XML document. For details on this vulnerability see xml-roundtrip-validator

Patches

In version 0.4.3, all XML input is validated prior to being parsed.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/crewjam/saml"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.4.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-27846"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-115",
      "CWE-287"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-05-21T20:54:26Z",
    "nvd_published_at": null,
    "severity": "CRITICAL"
  },
  "details": "### Impact\n\nThere are three vulnerabilities in the go `encoding/xml` package that can allow an attacker to forge part of a signed XML document. For details on this vulnerability see [xml-roundtrip-validator](https://github.com/mattermost/xml-roundtrip-validator)\n\n### Patches\n\nIn version 0.4.3, all XML input is validated prior to being parsed.",
  "id": "GHSA-4hq8-gmxx-h6w9",
  "modified": "2023-02-07T21:30:32Z",
  "published": "2021-06-23T17:29:42Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/crewjam/saml/security/advisories/GHSA-4hq8-gmxx-h6w9"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-27846"
    },
    {
      "type": "WEB",
      "url": "https://github.com/crewjam/saml/commit/da4f1a0612c0a8dd0452cf8b3c7a6518f6b4d053"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1907670"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/crewjam/saml"
    },
    {
      "type": "WEB",
      "url": "https://grafana.com/blog/2020/12/17/grafana-6.7.5-7.2.3-and-7.3.6-released-with-important-security-fix-for-grafana-enterprise"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3YUTKIRWT6TWU7DS6GF3EOANVQBFQZYI"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ICP3YRY2VUCNCF2VFUSK77ZMRIC77FEM"
    },
    {
      "type": "WEB",
      "url": "https://mattermost.com/blog/coordinated-disclosure-go-xml-vulnerabilities"
    },
    {
      "type": "WEB",
      "url": "https://pkg.go.dev/vuln/GO-2021-0058"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20210205-0002"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "XML Processing error in github.com/crewjam/saml"
}


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