Improper input validation in Microsoft Edge
CVE-2017-8555
Microsoft Edge in Microsoft Windows 10 1703 allows an attacker to trick a user into loading a page with malicious content when the Edge Content Security Policy (CSP) fails to properly validate certain specially crafted documents, aka "Microsoft Edge Security Feature Bypass Vulnerability". This CVE ID is unique from CVE-2017-8523 and CVE-2017-8530.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.125 (95.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Microsoft Edge
- Microsoft Windows_10 — versions 1703
- Microsoft Corporation Edge — versions Microsoft Windows 10 1703.
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-8555?
- CVE-2017-8555 is a medium-severity vulnerability in Microsoft Edge, classified under Improper Input Validation. CVSS score: 4.3/10. Published 2017-06-15.
- How severe is CVE-2017-8555?
- Medium severity. CVSS v3 base score is 4.3 out of 10.
- Is CVE-2017-8555 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.