SB2017061328 - Microsoft Edge Security Feature Bypass Vulnerability
Published: June 13, 2017
Security Bulletin ID
SB2017061328
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Security bypass (CVE-ID: CVE-2017-8555)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to bypass security restriction on the target system.
The weakness exists due to improper input validation of the Edge Content Security Policy (CSP). A remote attacker can create a specially crafted website containing malicious content, trick the victim into loading it and bypass security restrictions.
Remediation
Install update from vendor's website.