CVE-2021-23359 — HIGH (7.5)

Vulnerability Description

This affects all versions of package port-killer. 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. Running this PoC will cause the command touch success to be executed, leading to the creation of a file called success.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Port-Killer Project	Port-Killer	All versions

Related Weaknesses (CWE)

CWE-78

References

https://github.com/tylerjpeterson/port-killer/blob/1ca3a99ad80cc9ed5498d12b18518Broken Link
https://snyk.io/vuln/SNYK-JS-PORTKILLER-1078533ExploitThird Party Advisory
https://github.com/tylerjpeterson/port-killer/blob/1ca3a99ad80cc9ed5498d12b18518Broken Link
https://snyk.io/vuln/SNYK-JS-PORTKILLER-1078533ExploitThird Party Advisory

FAQ

What is CVE-2021-23359?

CVE-2021-23359 is a vulnerability with a CVSS score of 7.5 (HIGH). This affects all versions of package port-killer. 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 ex...

How severe is CVE-2021-23359?

CVE-2021-23359 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-23359?

Check the references section above for vendor advisories and patch information. Affected products include: Port-Killer Project Port-Killer.