Home/CVE/systeminformation is an open source system and OS information library for node.js. A command injection vulnerability has
CVE

CVE-2021-21388

systeminformation is an open source system and OS information library for node.js. A command injection vulnerability has

systeminformation is an open source system and OS information library for node.js. A command injection vulnerability has been discovered in versions of systeminformation prior to 5.6.4. The issue has been fixed with a parameter check on user input.

Please upgrade to version >= 5.6.4. If you cannot upgrade, be sure to check or sanitize service parameters that are passed to si.inetLatency(), si.inetChecksite(), si.services(), si.processLoad() and other commands. Only allow strings, reject any arrays.

String sanitation works as expected.

HIGH · CVSS 8.9 EPSS 0.00617
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
▤

Affected Products & Versions

1
systeminformation< 5.6.4
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
npm systeminformation HIGH fixed in 5.6.4
▣

Scoring & Timeline

8.9
HIGH · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD29 Apr 2021 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:H
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/sebhildebrandt/systeminformation/commit/01ef56cd5824ed6da1c11b37013a027fdef67524PatchThird Party Advisory
https://github.com/sebhildebrandt/systeminformation/commit/0be6fcd575c05687d1076d5cd6d75af2ebae5a46PatchThird Party Advisory
https://github.com/sebhildebrandt/systeminformation/commit/7922366d707de7f20995fc8e30ac3153636bf35fPatchThird Party Advisory
https://github.com/sebhildebrandt/systeminformation/security/advisories/GHSA-jff2-qjw8-5476Third Party Advisory
https://www.npmjs.com/package/systeminformationProductThird Party Advisory
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