CVE-2018-7340
7.5 · HIGHOverview
CVE-2018-7340 is a high-severity vulnerability affecting cisco duo_network_gateway. It was published on April 17, 2019 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from cisco. Update duo_network_gateway to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| cisco | duo_network_gateway | 0 | Affected |
Frequently Asked Questions
What is CVE-2018-7340?
CVE-2018-7340 is a high-severity vulnerability affecting cisco duo_network_gateway. It was published on April 17, 2019 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2018-7340?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2018-7340?
Check the references section for vendor advisories and patches from cisco. Update duo_network_gateway to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2018-7340?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-7340 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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