CVE-2020-27847
Authentication Bypass in dex
9.8
CRITICAL
CVSS 3.1
EPSS 0.36%
Description
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.
How to fix CVE-2020-27847
To remediate CVE-2020-27847, upgrade the affected package to a fixed version below.
- —upgrade to 2.27.0 or later
Is CVE-2020-27847 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.27.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |