The macaddress module before 0.2.9 for Node.js is prone to an arbitrary command injection flaw, due to allowing unsanitized input to an exec (rather than execFile) call.
CVE-2018-13797
This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 6.7%, top 7% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.8
- EG Score
- 9.8(medium)
- EG Risk
- 51(Track)EG Risk 51/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity98% × 45%Exploitation7% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 7%
- EPSS %ILE
- 93%
- KEV
- Not listed
Published
July 10, 2018
Last Modified
November 21, 2024
Advisory Details (4)
Auto-updated Sep 4, 2026Critical vulnerability of NPM package macaddress | Hacker News
https://news.ycombinator.com/item?id=17283394v0.2.9
Patch available: scravy/node-macaddress 0.2.9
https://github.com/scravy/node-macaddress/releases/tag/0.2.9Fixes arbitrary command injection by using execFile instead of exec
Patch available: scravy/node-macaddress 0.2.9 (PR #20 merged 2018-06-23)
https://github.com/scravy/node-macaddress/pull/20/commit 358fd594adb1 (scravy/node-macaddress)
Patch available: scravy/node-macaddress 0.2.9 (contains commit 358fd594adb1)
https://github.com/scravy/node-macaddress/commit/358fd594adb196a86b94ac9c691f69fe5dad2332Affected Packages
(5 across 5 ecosystems)
Debian:11(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| node-macaddress | — | 0.2.9-1 | — |
Debian:12(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| node-macaddress | — | 0.2.9-1 | — |
Debian:13(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| node-macaddress | — | 0.2.9-1 | — |
Debian:14(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| node-macaddress | — | 0.2.9-1 | — |
npm(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| macaddress | — | 0.2.9 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 8× in last 7d / 26× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 127 total refreshes for this CVE.
- 2026-09-07 15:57 UTCEPSS rescore
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Frequently asked(5)
What is CVE-2018-13797?
When was CVE-2018-13797 disclosed?
Is CVE-2018-13797 actively exploited?
What is the CVSS score of CVE-2018-13797?
How do I remediate CVE-2018-13797?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2018-13797
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