CVE-2021-33527

OS Command Injection in mbDIALUP <= 3.9R0.0

Description

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.

Remediation

Solution:

  • Update to version 3.9R0.5

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 6.38% Top 10%
Third-Party Advisory vde.com
Affected: MB connect line mbDIALUP
Published at:
Updated at:

References

Link Tags
https://cert.vde.com/de-de/advisories/vde-2021-017 third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-33527?
CVE-2021-33527 has been scored as a critical severity vulnerability.
How to fix CVE-2021-33527?
To fix CVE-2021-33527: Update to version 3.9R0.5
Is CVE-2021-33527 being actively exploited in the wild?
It is possible that CVE-2021-33527 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-33527?
CVE-2021-33527 affects MB connect line mbDIALUP.
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