PT-2023-1443 · Microsoft+1 · Visual Studio+2

Goodbyeselene · Published 2023-02-14 · Updated 2024-12-13 · CVE-2023-21808

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Microsoft .NET Framework and .NET (affected versions not specified) Visual Studio (affected versions not specified)

Description The issue is related to insufficient protection of sensitive data during the implementation of debugging code in Microsoft .NET Framework and .NET. It allows a remote attacker to execute arbitrary code, potentially affecting the system.

Recommendations For Microsoft .NET Framework and .NET, at the moment, there is no information about a newer version that contains a fix for this vulnerability. For Visual Studio, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

DoS

Use After Free

Weakness Enumeration

CWE-416

CWE-489

Related Identifiers

ALT-PU-2023-1423

ALT-PU-2023-1424

ALT-PU-2023-1425

ALT-PU-2023-1426

ALT-PU-2023-1469

ALT-PU-2023-1470

ALT-PU-2023-4594

ALT-PU-2023-4595

ALT-PU-2024-16792

ALT-PU-2024-16794

BDU:2023-00850

BIT-DOTNET-2023-21808

BIT-DOTNET-SDK-2023-21808

CVE-2023-21808

GHSA-824J-WQM8-89MJ

Affected Products

.Net Framework

Alt Linux

Visual Studio

References · 16

• https://osv.dev/vulnerability/BIT-dotnet-2023-21808 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-21808 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/701241 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21808 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/690110 · Security Note
• https://osv.dev/vulnerability/BIT-dotnet-sdk-2023-21808 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-21808 · Security Note
• https://osv.dev/vulnerability/GHSA-824j-wqm8-89mj · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-00850 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21808 · Security Note
• https://github.com/dotnet/runtime · Note
• https://github.com/dotnet/runtime/security/advisories/GHSA-824j-wqm8-89mj · Note
• https://t.me/cibsecurity/58191 · Telegram Post
• https://devblogs.microsoft.com/dotnet/february-2023-updates · Note
• https://t.me/cvenotify/63489 · Telegram Post