CVE Vulnerability

CVE-2018-7340

Duo Network Gateway 1.2.9 and earlier may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass authentication to SAML service providers.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.kb.cert.org/vuls/id/475445 Third Party Advisory US Government Resource
https://duo.com/blog/duo-finds-saml-vulnerabilities-affecting-multiple-implementations Exploit Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:cisco:duo_network_gateway:*:*:*:*:*:*:*:*
Information

Published : 2019-04-17 03:29

Updated : 2020-10-02 02:44

NVD link : CVE-2018-7340

Mitre link : CVE-2018-7340

Products Affected
No products.
CWE
CWE-347

Improper Verification of Cryptographic Signature