CVE-2009-1386
ssl/s3_pkt.c in OpenSSL before 0.9.8i allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via…
- 5.0MediumCVSS base score
- 80.1%Exploitation in 30 daysEPSS · top 0.4% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
ssl/s3_pkt.c in OpenSSL before 0.9.8i allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a DTLS ChangeCipherSpec packet that occurs before ClientHello.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and an Exploit-DB entry for it. A reference of the record is tagged as an exploit.
Show the exploits3
Metasploit modules1 module
- OpenSSL DTLS ChangeCipherSpec Remote DoS (Metasploit module) (opens in a new tab)
auxiliary/dos/ssl/dtls_changecipherspecRank normaldisclosed 26 Apr 2000
Exploit-DB1 entry
- OpenSSL < 0.9.8i - DTLS ChangeCipherSpec Remote Denial of Service (Exploit-DB entry) (opens in a new tab)
EDB-ID 8873dos, multiplepublished 4 Jun 2009Verified
References tagged exploit1 reference
- 8873 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By redhat
- 42 days later
· 42 days later
Published
- 15 years later
· 15 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 80.1% · top 0.4% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Affected products
n/a
- affected n/a
References
20
- 38794 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [security-announce] 20100303 VMSA-2010-0004 ESX Service Console and vMA third party updates (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 35729 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://cvs.openssl.org/chngview?cn=17369 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20090602 Re: Two OpenSSL DTLS remote DoS (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2009:1335 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- HPSBMA02492 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
- 36533 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- oval:org.mitre.oval:def:11179 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- USN-792-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- oval:org.mitre.oval:def:7469 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- http://rt.openssl.org/Ticket/Display.html?id=1679&user=guest&pass=guest (opens in a new tab)x_refsource_CONFIRMx_transferred
- 38834 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- openssl-changecipherspec-dos(50963) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 35685 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 8873 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 35571 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- SUSE-SR:2009:012 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 35174 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- ADV-2010-0528 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2009-1384 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2009-1386)Record last updated .