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CVE-2017-16897

Published: Dec 23, 2017Updated: May 13, 2026 Sources: CVE List NVD GHSACWE-290
8.1HIGH
NVD MITRE
EPSS Score
1.4%
Top 30.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

A vulnerability has been discovered in the Auth0 passport-wsfed-saml2 library affecting versions < 3.0.5. This vulnerability allows an attacker to impersonate another user and potentially elevate their privileges if the SAML identity provider does not sign the full SAML response (e.g., only signs the assertion within the response).

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-290

Affected Products

auth0
commercialaka nextjs-auth0, auth0.js, login by auth0
passport-wsfed-saml2SaaS
Security Products / identity-access-mgmt
npm
package-ecosystem
passport-wsfed-saml2
OSS Libraries
and 1 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2017-16897?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://auth0.com/docs/security/bulletins/cve-2017-16897
auth0.com
https://github.com/auth0/passport-wsfed-saml2/security/advisories/GHSA-77fw-rf4v-vfp9
github.com
https://nvd.nist.gov/vuln/detail/CVE-2017-16897
nvd.nist.gov
and 2 more references View all →

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