User Impersonation Vulnerability in Auth0 Passport-WSFED-SAML2 Library
CVE-2017-16897

8.1HIGH

Key Information:

Vendor

Auth0

Status
Passport-wsfed-saml2
Vendor
CVE Published:
27 December 2017

What is CVE-2017-16897?

A vulnerability exists in the Auth0 passport-wsfed-saml2 library that allows an attacker to impersonate legitimate users. This occurs when the SAML identity provider fails to sign the full SAML response, enabling a scenario where an unauthorized individual can gain elevated privileges by exploiting this flaw. Affected versions include those prior to 3.0.5. It is essential for users to upgrade to the latest version to mitigate this risk.

References

https://auth0.com/docs/security/bulletins/cve-2017-16897
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CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.