CVE-2020-27846 Information

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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.

CVSS Vector

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

Reference

https://github.com/crewjam/saml/security/advisories/GHSA-4hq8-gmxx-h6w9 https://bugzilla.redhat.com/show_bug.cgi?id=1907670 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/ https://mattermost.com/blog/coordinated-disclosure-go-xml-vulnerabilities/ https://lists.fedoraproject.org/archives/list/[email protected]/message/ICP3YRY2VUCNCF2VFUSK77ZMRIC77FEM/ https://lists.fedoraproject.org/archives/list/[email protected]/message/3YUTKIRWT6TWU7DS6GF3EOANVQBFQZYI/ https://security.netapp.com/advisory/ntap-20210205-0002/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8