CVE-2024-21423: Microsoft Edge (Chromium-based) Information Disclosure Vulnerability

Overview

Severity
Medium (CVSS 4.8)
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C
Category
Edge - Chromium
Exploit Status
Not Exploited
Exploitation Likelihood
Less Likely
Patch Tuesday
2024-Feb
Released
2024-02-23
EPSS Score
1.39% (percentile: 80.3%)

FAQ

Microsoft Edge Channel Microsoft Edge Version Date Released Based on Chromium Version Stable 122.0.2365.52 2/23/2024 122.0.6261.57/.58 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 win a race condition and also to take additional actions prior to exploitation to prepare the target environment. According to the CVSS metric, successful exploitation of this vulnerability could lead to some loss of confidentiality (C:L)? What does that mean for this vulnerability? Exploitation of this vulnerability only discloses limited information, no sensitive information can be obtained. According to the CVSS metric, successful exploitation of this vulnerability could lead to some loss of integrity (I:L). What does that mean for this vulnerability? The attacker who successfully exploited the vulnerability could have limited ability to perform code execution.

Affected Products (1)

Browser

  • Microsoft Edge (Chromium-based)

Acknowledgments

<a href="https://www.chromium.org/home/chromium-security/">Alex Gough</a> with Chrome Security Team

Revision History

  • 2024-02-23: Information published.