CVE-2023-33170: ASP.NET and Visual Studio Security Feature Bypass Vulnerability

Overview

Severity

High (CVSS 8.1)

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

Category

Security Feature Bypass

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2023-Jul

Released

2023-07-11

EPSS Score

0.21% (percentile: 44.0%)

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 win a race condition and also to take additional actions prior to exploitation to prepare the target environment.

Affected Products (6)

Developer Tools

• Microsoft Visual Studio 2022 version 17.2
• Microsoft Visual Studio 2022 version 17.0
• Microsoft Visual Studio 2022 version 17.4
• Microsoft Visual Studio 2022 version 17.6
• .NET 6.0
• .NET 7.0

Security Updates (6)

• Release Notes
• Release Notes
• Release Notes
• Release Notes
• 5028705
• 5028706

Acknowledgments

<a href="https://infosec.exchange/@itz_d0dgy">Jack Moran</a> with <a href="https://zxsecurity.co.nz/">ZX Security</a>, <a href="https://mastodon.tc.nz/@tech">Matt Cotterell</a> with <a href="https://zxsecurity.co.nz/">ZX Security</a>, Ethan McKee-Harris with <a href="https://zxsecurity.co.nz/">ZX Security</a>

Revision History

• 2023-07-11: Information published.