XML External Entity (XXE) Injection

Affecting com.nimbusds:oauth2-oidc-sdk artifact, versions [5.0, 8.36.2) || [9.0, 9.3.1)

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Overview

Affected versions of this package are vulnerable to XML External Entity (XXE) Injection via the SAML2AssertionValidator method. Access to external entities was not disabled in XML parsing.

Remediation

Upgrade com.nimbusds:oauth2-oidc-sdk to version 8.36.2, 9.3.1 or higher.

References

CVSS Score

8.2
high severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    High
  • Integrity
    Low
  • Availability
    None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Credit
Unknown
CWE
CWE-611
Snyk ID
SNYK-JAVA-COMNIMBUSDS-1243767
Disclosed
07 Apr, 2021
Published
07 Apr, 2021