Vulnerability Description
The dtls1_listen function in d1_lib.c in OpenSSL 1.0.2 before 1.0.2a does not properly isolate the state information of independent data streams, which allows remote attackers to cause a denial of service (application crash) via crafted DTLS traffic, as demonstrated by DTLS 1.0 traffic to a DTLS 1.2 server.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openssl | Openssl | 1.0.2 |
References
- http://marc.info/?l=bugtraq&m=143748090628601&w=2Mailing ListThird Party Advisory
- http://marc.info/?l=bugtraq&m=144050155601375&w=2Mailing ListThird Party Advisory
- http://marc.info/?l=bugtraq&m=144050297101809&w=2Mailing ListThird Party Advisory
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlPatchThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.htmlThird Party Advisory
- http://www.securityfocus.com/bid/73229Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1031929Third Party AdvisoryVDB Entry
- https://bto.bluecoat.com/security-advisory/sa92Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1202351Issue TrackingThird Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
- https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=819418110b6fff4a7b96f01a5d
- https://kc.mcafee.com/corporate/index?page=content&id=SB10110Third Party Advisory
FAQ
What is CVE-2015-0207?
CVE-2015-0207 is a vulnerability with a CVSS score of 5.0 (MEDIUM). The dtls1_listen function in d1_lib.c in OpenSSL 1.0.2 before 1.0.2a does not properly isolate the state information of independent data streams, which allows remote attackers to cause a denial of ser...
How severe is CVE-2015-0207?
CVE-2015-0207 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-0207?
Check the references section above for vendor advisories and patch information. Affected products include: Openssl Openssl.