You are viewing this page in an unauthorized frame window.
This is a potential security issue, you are being redirected to https://nvd.nist.gov
An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
In MB connect line mbDIALUP versions <= 3.9R0.0 a remote attacker can send a specifically crafted HTTP request to the service running with NT AUTHORITY\SYSTEM that will not correctly validate the input. This can lead to an arbitrary code execution with the privileges of the service.
In MB connect line mbDIALUP versions <= 3.9R0.0 a remote attacker can send a specifically crafted HTTP request to the service running with NT AUTHORITY\SYSTEM that will not correctly validate the input. This can lead to an arbitrary code execution with the privileges of the service.
NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.
Note: The NVD and the CNA have provided the same score. When this occurs only the CNA information is displayed, but the Acceptance Level icon for the CNA is given a checkmark to signify NVD concurrence.
NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.
Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving NIST webspace.
We have provided these links to other web sites because they
may have information that would be of interest to you. No
inferences should be drawn on account of other sites being
referenced, or not, from this page. There may be other web
sites that are more appropriate for your purpose. NIST does
not necessarily endorse the views expressed, or concur with
the facts presented on these sites. Further, NIST does not
endorse any commercial products that may be mentioned on
these sites. Please address comments about this page to nvd@nist.gov.
In MB connect line mbDIALUP versions <= 3.9R0.0 a remote attacker can send a specifically crafted HTTP request to the service running locally with NT AUTHORITY\SYSTEM that will not correctly validate the input. This can lead to an arbitrary code execution with the privileges of the service.
In MB connect line mbDIALUP versions <= 3.9R0.0 a remote attacker can send a specifically crafted HTTP request to the service running with NT AUTHORITY\SYSTEM that will not correctly validate the input. This can lead to an arbitrary code execution with the privileges of the service.
CVE Modified by CERT VDE4/07/2022 3:15:07 PM
Action
Type
Old Value
New Value
Added
CVSS V3.1
CERT VDE AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Removed
CVSS V3.1
CERT VDE AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Changed
Description
In MB connect line mbDIALUP versions <= 3.9R0.0 a low privileged local attacker can send a command to the service running with NT AUTHORITY\SYSTEM that won't be validated correctly and allows for an arbitrary code execution with the privileges of the service.
In MB connect line mbDIALUP versions <= 3.9R0.0 a remote attacker can send a specifically crafted HTTP request to the service running locally with NT AUTHORITY\SYSTEM that will not correctly validate the input. This can lead to an arbitrary code execution with the privileges of the service.
Modified Analysis12/02/2021 3:24:32 PM
Action
Type
Old Value
New Value
CVE Modified by CERT VDE11/10/2021 7:15:14 AM
Action
Type
Old Value
New Value
Added
CWE
CERT@VDE CWE-20
Removed
CWE
CERT@VDE CWE-269
Removed
CWE Reason
CWE-269 / More specific CWE option available
Initial Analysis8/10/2021 1:55:40 PM
Action
Type
Old Value
New Value
Added
CPE Configuration
OR
*cpe:2.3:a:mbconnectline:mbdialup:*:*:*:*:*:*:*:* versions up to (including) 3.9r0.0
Added
CVSS V2
NIST (AV:L/AC:L/Au:N/C:C/I:C/A:C)
Added
CVSS V3.1
NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Added
CWE
NIST CWE-20
Changed
Reference Type
https://cert.vde.com/de-de/advisories/vde-2021-017 No Types Assigned
https://cert.vde.com/de-de/advisories/vde-2021-017 Third Party Advisory
Quick Info
CVE Dictionary Entry: CVE-2021-33527 NVD
Published Date: 08/02/2021 NVD
Last Modified: 04/29/2022
Source: CERT VDE
) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
