github - ghsa-2x32-jm95-2cpx

ghsa-2x32-jm95-2cpx

Vulnerability from github

Published

2021-12-20 17:52

Modified

2021-06-01 17:58

Severity ?

9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Summary

Authentication Bypass in dex

Details

A vulnerability exists in the SAML connector of the github.com/dexidp/dex library used to process SAML Signature Validation. This flaw allows an attacker to bypass SAML authentication. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. This flaw affects dex versions before 2.27.0.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/dexidp/dex"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.27.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-27847"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-228",
      "CWE-290"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-06-01T17:58:22Z",
    "nvd_published_at": "2021-05-28T11:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "A vulnerability exists in the SAML connector of the github.com/dexidp/dex library used to process SAML Signature Validation. This flaw allows an attacker to bypass SAML authentication. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. This flaw affects dex versions before 2.27.0.",
  "id": "GHSA-2x32-jm95-2cpx",
  "modified": "2021-06-01T17:58:22Z",
  "published": "2021-12-20T17:52:12Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/dexidp/dex/security/advisories/GHSA-m9hp-7r99-94h5"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-27847"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1907732"
    },
    {
      "type": "WEB",
      "url": "https://mattermost.com/blog/coordinated-disclosure-go-xml-vulnerabilities"
    }
  ],
  "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": "Authentication Bypass in dex"
}

CVE-2020-27847 (GCVE-0-2020-27847)

Vulnerability from cvelistv5

Published

2021-05-28 10:20

Modified

2024-08-04 16:25

Severity ?

CWE

CWE-228 - ->CWE-290

Summary

A vulnerability exists in the SAML connector of the github.com/dexidp/dex library used to process SAML Signature Validation. This flaw allows an attacker to bypass SAML authentication. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. This flaw affects dex versions before 2.27.0.

References

►

URL

Tags

	https://mattermost.com/blog/coordinated-disclosure-go-xml-vulnerabilities/	x_refsource_MISC
	https://bugzilla.redhat.com/show_bug.cgi?id=1907732	x_refsource_MISC
	https://github.com/dexidp/dex/security/advisories/GHSA-m9hp-7r99-94h5	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	dexidp/dex	Version: dex 2.27.0

Show details on NVD website

To clipboard

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