RCE in Sebhildebrandt Systeminformation

CVE-2020-26245

npm package systeminformation before version 4.30.5 is vulnerable to Prototype Pollution leading to Command Injection. The issue was fixed with a rewrite of shell sanitations to avoid prototyper pollution problems. The issue is fixed in version 4.30.5. If you cannot upgrade, be sure to check or sanitize service parameter strings that are passed to si.inetChecksite().

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.019 (78.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-26245?
CVE-2020-26245 is a high-severity vulnerability in Sebhildebrandt Systeminformation, classified under OS Command Injection. CVSS score: 8.1/10. Published 2020-11-27.
How severe is CVE-2020-26245?
High severity. CVSS v3 base score is 8.1 out of 10.