CVE-2021-23348 Arbitrary Command Injection
Attackers can execute arbitrary commands via unsanitized input in the killProcess function of the portprocesses library.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-23348?
CVE-2021-23348 is a medium-severity command injection vulnerability in portprocesses, published on 31 Mar 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
This affects the package portprocesses before 1.0.5. If (attacker-controlled) user input is given to the killProcess function, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization.
Weakness: CWE-78
Which versions are affected by CVE-2021-23348?
2 open source packages ship an affected version, including portprocesses. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
portprocesses npm | All versions | 1.0.5 |
portprocesses npm | All versions | 1.0.5 |
Products include Portprocesses Project Portprocesses.
How do I fix CVE-2021-23348?
Upgrade portprocesses to 1.0.5 or later.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2021-23348 being exploited?
There is no known exploitation of CVE-2021-23348 in the wild and no public exploit code.
Sources
Also known as GHSA-vm67-7vmg-66vm, SNYK-JS-PORTPROCESSES-1078536.