CVEvulnerability
CVE-2018-7340
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2019-04-17
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- CVSS 3.0 ([email protected])
- 7.7 HIGH — CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-287, CWE-347
Description
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.
Affected configurations
• cisco duo network gateway (<= 1.2.9)
Related
References
- https://duo.com/blog/duo-finds-saml-vulnerabilities-affecting-multiple-implementations Exploit, Vendor Advisory
- 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
- https://www.kb.cert.org/vuls/id/475445 Third Party Advisory, US Government Resource