CVE-2021-20674 Privilege escalation in Installer of MagicConnect Client program

High 7.8 Published Updated

Attackers can execute arbitrary code and gain privileges via a Trojan horse DLL during remote desktop installer execution.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2021-20674?

CVE-2021-20674 is a high-severity vulnerability in NTT TechnoCross Corporation Installer of MagicConnect Client program, published on 12 Mar 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Untrusted search path vulnerability in Installer of MagicConnect Client program distributed before 2021 March 1 allows an attacker to gain privileges and via a Trojan horse DLL in an unspecified directory and to execute arbitrary code with the privilege of the user invoking the installer when a terminal is connected remotely using Remote desktop.

Weakness: CWE-427

Which versions are affected by CVE-2021-20674?

It affects 1 product.

Products include Ntt-Tx Magicconnect.

How do I fix CVE-2021-20674?

No fix has been published for CVE-2021-20674 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-20674 being exploited?

There is no known exploitation of CVE-2021-20674 in the wild and no public exploit code.

Sources

Also known as GHSA-2jrp-x33g-47h4.

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