CVE-2023-21795: Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

Overview

Severity
High (CVSS 8.3)
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C
Category
Edge - Chromium
Exploit Status
Not Exploited
Exploitation Likelihood
Less Likely
Patch Tuesday
2023-Jan
Released
2023-01-17
EPSS Score
0.23% (percentile: 45.4%)

FAQ

According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability? Successful exploitation of this vulnerability requires an attacker to take additional actions prior to exploitation to prepare the target environment. According to the CVSS metric, a successful exploitation could lead to a scope change (S:C). What does this mean for this vulnerability? This vulnerability could lead to a browser sandbox escape. According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do? The user would have to click on a specially crafted URL to be compromised by the attacker.

Affected Products (1)

Browser

  • Microsoft Edge (Chromium-based)

Acknowledgments

Anonymous

Revision History

  • 2023-01-17: Information published.