// For flags

CVE-2021-41355

.NET Core and Visual Studio Information Disclosure Vulnerability

Severity Score

5.7
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

.NET Core and Visual Studio Information Disclosure Vulnerability

Una vulnerabilidad de Divulgación de Información en .NET Core y Visual Studio

A flaw was found in dotnet, where the System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if the Transport Layer Security (TLS) handshake fails. This flaw allows an attacker to intercept sensitive information. The highest threat from this vulnerability is to confidentiality.

*Credits: N/A
CVSS Scores
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Adjacent
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-09-17 CVE Reserved
  • 2021-10-13 CVE Published
  • 2024-08-04 CVE Updated
  • 2024-10-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-319: Cleartext Transmission of Sensitive Information
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Microsoft
Search vendor "Microsoft"
.net
Search vendor "Microsoft" for product ".net"
5.0
Search vendor "Microsoft" for product ".net" and version "5.0"
-
Affected
Microsoft
Search vendor "Microsoft"
Powershell
Search vendor "Microsoft" for product "Powershell"
>= 7.1 < 7.1.5
Search vendor "Microsoft" for product "Powershell" and version " >= 7.1 < 7.1.5"
-
Affected
Microsoft
Search vendor "Microsoft"
Visual Studio 2019
Search vendor "Microsoft" for product "Visual Studio 2019"
>= 16.0 <= 16.11
Search vendor "Microsoft" for product "Visual Studio 2019" and version " >= 16.0 <= 16.11"
-
Affected