Is CVE-2009-1387 being actively exploited?

CVE-2009-1387 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-1387?

CVE-2009-1387 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2009-1387

MEDIUM · CVSS 5.0EPSS 10.3%EU EUVD

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."

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness (CWE): CWE-476
EPSS score: 10.3% (96th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-1385)
Published: June 4, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-1385 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
openssl / openssl
redhat / openssl
redhat / openssl
redhat / openssl

References

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

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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