Vulnerability CVE-2020-26245
Published: 2020-11-27

Description:
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().

Type:

CWE-78

 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') )

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Systeminformation -> Systeminformation 

 References:
https://github.com/sebhildebrandt/systeminformation/commit/8113ff0e87b2f422a5756c48f1057575e73af016
https://github.com/sebhildebrandt/systeminformation/security/advisories/GHSA-4v2w-h9jm-mqjg
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