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Rewterz Threat Advisory – Multiple Microsoft Edge Vulnerabilities

Severity

Medium

Analysis Summary

CVE-2023-28261 CVSS:6.1

Microsoft Edge (Chromium-based) could allow a local authenticated attacker to gain elevated privileges on the system. By winning a race condition, an attacker could exploit this vulnerability to elevate privileges to SYSTEM assigned integrity level.

CVE-2023-28286 CVSS:6.1

Microsoft Edge could allow a remote attacker to bypass security restrictions. By persuading a victim to visit a specially crafted Web site, an attacker could exploit this vulnerability to bypass security feature to cause impact on confidentiality and integrity.

Impact

  • Privilege Escalation
  • Security Bypass

Indicators Of Compromise

CVE

  • CVE-2023-28261
  • CVE-2023-28286

Affected Vendors

Microsoft

Affected Products

  • Microsoft Edge (Chromium-based) 111.0
  • Microsoft Edge (Chromium-based) Extended Stable 110.0
  • Microsoft Edge (Chromium-based)

Remediation

Use Microsoft Automatic Update to apply the appropriate patch for your system, or the Microsoft Security Update Guide to search for available patches. 

CVE-2023-28261

CVE-2023-28286