CVE-2020-26300: sebhildebrandt systeminformation Command Injection
CVSS: 9.8v3.1CriticalModified
AliasesDEBIAN-CVE-2020-26300GHSA-fj59-f6c3-3vw4
Published 09-09-2021Last modified 04-08-2024
Vulnerability summary
CVE-2020-26300 is a critical (CVSS 9.8) Command Injection vulnerability in sebhildebrandt systeminformation. EPSS estimates a 1.41% chance of exploitation in the next 30 days, higher than 72.1% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
1.41%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 09-09-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
systeminformation is an npm package that provides system and OS information library for node.js. In systeminformation before version 4.26.2 there is a command injection vulnerability. Problem was fixed in version 4.26.2 with a shell string sanitation fix.
CVSS metrics
5 scores · 4 sources · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources4 sources · 5.9–9.8
- CVE.orgCNA5.9MediumCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:NDiffers
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · NpmEcosystem advisory · calculated5.9MediumCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:NDiffers
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
1.41%
Chance of exploitation in the next 30 days
Percentile
72%
Versus all other CVEs
30-day change
0.00 pp
From 1.41% on 18-09-2026
18-09-202618-10-2026
EPSS score1.41%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
- CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
Affected systems
Debian1 product
- node-systeminformationAll versions (No fix recorded)
Npm1 product
- systeminformation< 4.26.2
Sebhildebrandt1 product
- systeminformation< 4.26.2
Systeminformation1 product
- systeminformation< 4.26.2
4 vendors · 4 products
References
7 links- github.com/sebhildebrandt/systeminformation/security/advisories/GHSA-fj59-f6c3-3vw4X Refsource MISCWEBThird Party Advisory
- github.com/sebhildebrandt/systeminformation/commit/bad372e654cdd549e7d786acbba0035ded54c607X Refsource MISCWEBPatchThird Party Advisory
