CVE-2017-16897

CVSS V2 High 9.3 CVSS V3 High 8.1

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).

Overview

CVE ID
CVE-2017-16897

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2017-12-27T17:08:17

Last Modified Date
2019-10-03T00:03:26

Weakness Enumerations

CWE	URL
CWE-290	http://cwe.mitre.org/data/definitions/290.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:auth0:passport-wsfed-saml2::::::::	1	OR		3.0.5

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:N/C:C/I:C/A:C

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
COMPLETE

Integrity Impact
COMPLETE

Availability Impact
COMPLETE

Base Score
9.3

Severity
HIGH

Exploitability Score
8.6

Impact Score
10

CVSS Version 3

Version
3.0

Vector String
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK

Attack Compatibility
HIGH

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
8.1

Base Severity
HIGH

Exploitability Score
2.2

Impact Score
5.9

References

Reference URL	Reference Tags
https://auth0.com/docs/security/bulletins/cve-2017-16897	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2017-16897
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16897

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:23:49				Added to TrackCVE
2022-12-03 00:22:15	2017-12-27T17:08Z	2017-12-27T17:08:17	CVE Published Date	updated
2022-12-03 00:22:16		2019-10-03T00:03:26	CVE Modified Date	updated
2022-12-03 00:22:16		Analyzed	Vulnerability Status	updated