CVE-2020-27846

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Source
https://cve.org/CVERecord?id=CVE-2020-27846
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-27846.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-27846
Aliases
Downstream
Published
2020-12-21T16:15:13Z
Modified
2026-10-22T02:47:35Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

A signature verification vulnerability exists in crewjam/saml. This flaw allows an attacker to bypass SAML Authentication. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Database specific 
{
    "unresolved_ranges":  [
        {
            "cpes":  [
                "cpe:2.3:a:grafana:grafana:*:*:*:*:enterprise:*:*:*"
            ],
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "fixed":  "6.7.5"
                        },
                        {
                            "introduced":  "7.0.0"
                        },
                        {
                            "fixed":  "7.2.3"
                        },
                        {
                            "introduced":  "7.3.0"
                        },
                        {
                            "fixed":  "7.3.6"
                        }
                    ],
                    "source":  "CPE_RANGE"
                }
            ],
            "vendor_product":  "grafana:grafana"
        },
        {
            "cpes":  [
                "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "introduced":  "32"
                        },
                        {
                            "last_affected":  "32"
                        },
                        {
                            "introduced":  "33"
                        },
                        {
                            "last_affected":  "33"
                        }
                    ],
                    "source":  "CPE_STRING"
                }
            ],
            "vendor_product":  "fedoraproject:fedora"
        },
        {
            "cpes":  [
                "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "introduced":  "8.0"
                        },
                        {
                            "last_affected":  "8.0"
                        }
                    ],
                    "source":  "CPE_STRING"
                }
            ],
            "vendor_product":  "redhat:enterprise_linux"
        },
        {
            "cpes":  [
                "cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*",
                "cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "introduced":  "3.11"
                        },
                        {
                            "last_affected":  "3.11"
                        },
                        {
                            "introduced":  "4.0"
                        },
                        {
                            "last_affected":  "4.0"
                        }
                    ],
                    "source":  "CPE_STRING"
                }
            ],
            "vendor_product":  "redhat:openshift_container_platform"
        },
        {
            "cpes":  [
                "cpe:2.3:a:redhat:openshift_service_mesh:2.0:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "introduced":  "2.0"
                        },
                        {
                            "last_affected":  "2.0"
                        }
                    ],
                    "source":  "CPE_STRING"
                }
            ],
            "vendor_product":  "redhat:openshift_service_mesh"
        }
    ]
}
References

Affected packages

Git / github.com/crewjam/saml

Affected ranges

Type
GIT
Repo
https://github.com/crewjam/saml
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
0dd2422c212ea42de10cf84ca33e8dbe404b1bee
Database specific
Show details 
{
    "extracted_events":  [
        {
            "cpe":  "cpe:2.3:a:saml_project:saml:*:*:*:*:*:*:*:*",
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "fixed":  "0.4.3"
                }
            ],
            "source":  "CPE_RANGE"
        }
    ]
}

Affected versions

0.*
0.1.0
0.2.0
v0.*
v0.3.0
v0.3.1
v0.4.0
v0.4.1
v0.4.2

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-27846.json"