Backdoor.Win32.NetBull.11.a Service Port 23444 c:\infected.exe stack-based overflow

Summaryinfo

A vulnerability categorized as critical has been discovered in Backdoor.Win32.NetBull.11.a. This impacts an unknown function in the library mfc42.dll of the file c:\infected.exe of the component Service Port 23444. The manipulation results in stack-based overflow. The attack may be performed from remote. In addition, an exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, was found in Backdoor.Win32.NetBull.11.a (Remote Access Software) (affected version unknown). Affected is an unknown functionality in the library mfc42.dll of the file c:\infected.exe of the component Service Port 23444. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 01/19/2021 as MVID-2021-0035. The advisory is available at malvuln.com. Technical details and a public exploit are known.

The exploit is shared for download at malvuln.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Remote Access Software

Name

• Backdoor.Win32.NetBull.11.a

CPE 2.3info

• 🔍

CPE 2.2info

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Submitinfo

Accepted

• Submit #6123: BACKDOOR.WIN32.NETBULL.11.A / Remote Buffer Overflow (by malvuln)

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