CVE-2021-23379 Arbitrary Command Injection
Attackers can execute arbitrary commands via unsanitized user input in the portkiller Node.js library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-23379?
CVE-2021-23379 is a high-severity command injection vulnerability in portkiller, published on 18 Apr 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
This affects all versions of package portkiller. If (attacker-controlled) user input is given, 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-2021-23379?
2 open source packages ship an affected version, including portkiller. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
portkiller npm | All versions to 1.0.3 | None |
portkiller npm | All versions to 1.0.3 | None |
Products include Portkiller Project Portkiller.
How do I fix CVE-2021-23379?
No fix has been published for CVE-2021-23379 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-2021-23379 being exploited?
There is no known exploitation of CVE-2021-23379 in the wild and no public exploit code.
Sources
Also known as GHSA-r6fw-8m27-43c9.