CVE-2018-7281 Command injection in n/a

High 8.8 Published Updated

A setuid root binary in CactusVPN for macOS passes user input to system(), allowing local attackers to execute arbitrary commands with root privileges.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-7281?

CVE-2018-7281 is a high-severity command injection vulnerability in n/a, published on 21 Feb 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

CactusVPN 5.3.6 for macOS contains a root privilege escalation vulnerability through a setuid root binary called runme. The binary takes a single command line argument and passes this argument to a system() call, thus allowing low privileged users to execute commands as root.

Which versions are affected by CVE-2018-7281?

It affects 1 product.

Products include Cactusvpn Cactusvpn.

How do I fix CVE-2018-7281?

No fix has been published for CVE-2018-7281 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2018-7281 being exploited?

There is no known exploitation of CVE-2018-7281 in the wild and no public exploit code.

Sources

Also known as GHSA-2p69-65qq-262h.

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