Shulou(Shulou.com)06/03 Report--

I. description of the problem

When using the Win 8.1 client remote Desktop to connect to another Win 2012 R2, you are prompted that an authentication error may have occurred due to CredSSP encryption Oracle correction.

Second, find ways to deal with it.

1. Check log first: run > eventvwr to view log information

2.Google search for error messages

Reason: CredSSP update patches are required for both client and server

If both the client and the server have installed update patches, you can access the

If neither the client nor the server has installed the update patch, it can also access the

If one of the client and server does not install the update patch, it will report an error and cannot be accessed properly.

CVE-2018-0886 | remote code execution vulnerability in CredSSP

Https://portal.msrc.microsoft.com/zh-cn/security-guidance/advisory/CVE-2018-0886

III. Methods

3.1 install update patch

1. To see the system patch installed by the Win 8.1 client, enter: appwiz.cpl > check for installed updates while running

two。 Check to see that the computer has been installed: KB4103715 update patch

Not installed on 3.Win 2012 R2: KB4103725 update patch, download and install patch

4. Restart the computer after installing the patch.

3.2 Verification

1. Use run > mstsc to connect

two。 Enter user name and password

3. Click "Yes" to connect

4. And then you can connect normally.

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.