Authentication Bypass Affecting org.springframework.security:spring-security-saml2-service-provider package, versions [5.3.0.RELEASE,5.3.2.RELEASE)[5.2.0.RELEASE,5.2.4.RELEASE)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
1.2% (65th percentile)

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  • Snyk IDSNYK-JAVA-ORGSPRINGFRAMEWORKSECURITY-569093
  • published13 May 2020
  • disclosed13 May 2020
  • creditSam Tinklenberg

Introduced: 13 May 2020

CVE-2020-5407  (opens in a new tab)
CWE-287  (opens in a new tab)

How to fix?

Upgrade org.springframework.security:spring-security-saml2-service-provider to version 5.3.2.RELEASE, 5.2.4.RELEASE or higher.

Overview

org.springframework.security:spring-security-saml2-service-provider is a security component for the Spring Framework.

Affected versions of this package are vulnerable to Authentication Bypass. A malicious user can carefully modify an otherwise valid SAML response and append an arbitrary assertion that Spring Security will accept as valid.

CVSS Base Scores

version 3.1