CVE-2020-27846

CRITICAL

9.8

Description

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published12/21/2020

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

fedoraproject:fedoragrafana:grafanaredhat:enterprise_linuxredhat:openshift_container_platformredhat:openshift_service_meshsaml_project:saml

Weaknesses (CWE)

CWE-115

References

https://bugzilla.redhat.com/show_bug.cgi?id=1907670(secalert@redhat.com)

https://github.com/crewjam/saml/security/advisories/GHSA-4hq8-gmxx-h6w9(secalert@redhat.com)

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/(secalert@redhat.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3YUTKIRWT6TWU7DS6GF3EOANVQBFQZYI/(secalert@redhat.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ICP3YRY2VUCNCF2VFUSK77ZMRIC77FEM/(secalert@redhat.com)

https://mattermost.com/blog/coordinated-disclosure-go-xml-vulnerabilities/(secalert@redhat.com)

https://security.netapp.com/advisory/ntap-20210205-0002/(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=1907670(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/crewjam/saml/security/advisories/GHSA-4hq8-gmxx-h6w9(af854a3a-2127-422b-91ae-364da2661108)

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/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3YUTKIRWT6TWU7DS6GF3EOANVQBFQZYI/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ICP3YRY2VUCNCF2VFUSK77ZMRIC77FEM/(af854a3a-2127-422b-91ae-364da2661108)

https://mattermost.com/blog/coordinated-disclosure-go-xml-vulnerabilities/(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20210205-0002/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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