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CVE-2017-8504

4.3 · MEDIUM

Microsoft Edge in Windows 10 1607 and 1703, and Windows Server 2016 allows an attacker to read the URL of a cross-origin request when the Microsoft Edge Fetch API incorrectly handles a filtered res…

Published Jun 15, 2017CWE-200EPSS 5.25%

Overview

CVE-2017-8504 is a medium-severity vulnerability. It was published on June 15, 2017 and has a CVSS 3.0 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Microsoft Edge in Windows 10 1607 and 1703, and Windows Server 2016 allows an attacker to read the URL of a cross-origin request when the Microsoft Edge Fetch API incorrectly handles a filtered response type, aka "Microsoft Edge Information Disclosure Vulnerability". This CVE ID is unique from CVE-2017-8498.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refwww.securityfocus.com/bid/98892Refportal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8504Refwww.securityfocus.com/bid/98892Refportal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8504

How CyberStrike helps

Frequently asked questions

What is CVE-2017-8504?

CVE-2017-8504 is a medium-severity vulnerability. It was published on June 15, 2017 and has a CVSS 3.0 base score of 4.3 (MEDIUM).

How severe is CVE-2017-8504?

This vulnerability has a CVSS 3.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2017-8504?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2017-8504?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-8504 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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