--- title: "CVE-2015-0204: The ssl3_get_key_exchange function… | CubePath" description: "The ssl3_get_key_exchange function in s3_clnt.c in OpenSSL before 0.9.8zd, 1.0.0 before 1.0.0p, and 1.0.1 before 1.0.1k allows remote SSL servers…" language: en source: https://cubepath.com/security/cve/CVE-2015-0204 --- # CVE-2015-0204: The ssl3_get_key_exchange function… | CubePath ## Description The ssl3\_get\_key\_exchange function in s3\_clnt.c in OpenSSL before 0.9.8zd, 1.0.0 before 1.0.0p, and 1.0.1 before 1.0.1k allows remote SSL servers to conduct RSA-to-EXPORT\_RSA downgrade attacks and facilitate brute-force decryption by offering a weak ephemeral RSA key in a noncompliant role, related to the "FREAK" issue. NOTE: the scope of this CVE is only client code based on OpenSSL, not EXPORT\_RSA issues associated with servers or other TLS implementations. Official description from the CVE record, published by redhat. Copyright © 1999-2026 The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CVE license. [View the record on cve.org](https://www.cve.org/CVERecord?id=CVE-2015-0204) ## Key data ### EPSS Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days. Score 0.98685 (98.7% probability) Percentile 99.9% Scores of Nov 10, 2026 Model v2026.06.15 ### CISA assessment as of Oct 14, 2026 Stakeholder-Specific Vulnerability Categorization (SSVC) decision points added by CISA. Automatable no Technical impact partial ## References Links listed in the CVE record. They lead to other sites, which CubePath does not control. - [SUSE-SU-2015:2182](http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00003.html) (lists.opensuse.org) vendor-advisory - [kc.mcafee.com/corporate/index?page=content&id=SB10110](https://kc.mcafee.com/corporate/index?page=content&id=SB10110) - [HPSBOV03318](http://marc.info/?l=bugtraq&m=142895206924048&w=2) (marc.info) vendor-advisory - [oracle.com/technetwork/topics/security/cpujul2015-2367936.h…](http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html) - [openSUSE-SU-2015:0130](http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00021.html) (lists.opensuse.org) vendor-advisory - [20150310 Multiple Vulnerabilities in OpenSSL (January 2015) Affecting Cisco Products](http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150310-ssl) (tools.cisco.com) vendor-advisory - [HPSBGN03299](http://marc.info/?l=bugtraq&m=142720981827617&w=2) (marc.info) vendor-advisory - [71936](http://www.securityfocus.com/bid/71936) (securityfocus.com) vdb-entry - [SUSE-SU-2015:2192](http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00004.html) (lists.opensuse.org) vendor-advisory - [oracle.com/technetwork/security-advisory/cpujul2018-4258247…](http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html) - [HPSBMU03409](http://marc.info/?l=bugtraq&m=144050155601375&w=2) (marc.info) vendor-advisory - [support.apple.com/HT204659](https://support.apple.com/HT204659) - [openssl.org/news/secadv\_20150319.txt](https://www.openssl.org/news/secadv%5F20150319.txt) - [www-304.ibm.com/support/docview.wss?uid=swg21960769](http://www-304.ibm.com/support/docview.wss?uid=swg21960769) - [oracle.com/technetwork/security-advisory/cpujul2016-2881720…](http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html) - [oracle.com/technetwork/topics/security/cpuoct2015-2367953.h…](http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html) - [HPSBMU03380](http://marc.info/?l=bugtraq&m=143748090628601&w=2) (marc.info) vendor-advisory - [HPSBMU03345](http://marc.info/?l=bugtraq&m=144043644216842&w=2) (marc.info) vendor-advisory - [RHSA-2015:0849](http://rhn.redhat.com/errata/RHSA-2015-0849.html) (rhn.redhat.com) vendor-advisory - [oracle.com/technetwork/topics/security/cpujan2016-2367955.h…](http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html) - [1033378](http://www.securitytracker.com/id/1033378) (securitytracker.com) vdb-entry - [HPSBHF03289](http://marc.info/?l=bugtraq&m=142721102728110&w=2) (marc.info) vendor-advisory - [openSUSE-SU-2016:0640](http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00011.html) (lists.opensuse.org) vendor-advisory - [openssl.org/news/secadv\_20150108.txt](https://www.openssl.org/news/secadv%5F20150108.txt) - [MDVSA-2015:019](http://www.mandriva.com/security/advisories?name=MDVSA-2015:019) (mandriva.com) vendor-advisory - [oracle.com/technetwork/topics/security/cpuapr2015-2365600.h…](http://www.oracle.com/technetwork/topics/security/cpuapr2015-2365600.html) - [SUSE-SU-2015:2166](http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00000.html) (lists.opensuse.org) vendor-advisory - [kb.juniper.net/InfoCenter/index?page=content&id=JSA10679](http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10679) - [oracle.com/technetwork/security-advisory/cpuoct2017-3236626…](http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html) - [openssl-cve20150204-weak-security(99707)](https://exchange.xforce.ibmcloud.com/vulnerabilities/99707) (exchange.xforce.ibmcloud.com) vdb-entry - [RHSA-2015:0066](http://rhn.redhat.com/errata/RHSA-2015-0066.html) (rhn.redhat.com) vendor-advisory - [support.novell.com/security/cve/CVE-2015-0204.html](http://support.novell.com/security/cve/CVE-2015-0204.html) - [HPSBUX03334](http://marc.info/?l=bugtraq&m=143213830203296&w=2) (marc.info) vendor-advisory - [freakattack.com](https://freakattack.com/) - [MDVSA-2015:063](http://www.mandriva.com/security/advisories?name=MDVSA-2015:063) (mandriva.com) vendor-advisory - [www-01.ibm.com/support/docview.wss?uid=swg21883640](http://www-01.ibm.com/support/docview.wss?uid=swg21883640) - [HPSBUX03244](http://marc.info/?l=bugtraq&m=142496289803847&w=2) (marc.info) vendor-advisory - [APPLE-SA-2015-04-08-2](http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html) (lists.apple.com) vendor-advisory - [SUSE-SU-2015:1138](http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00022.html) (lists.opensuse.org) vendor-advisory - [oracle.com/technetwork/topics/security/bulletinapr2015-2511…](http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html) - [kc.mcafee.com/corporate/index?page=content&id=SB10108](https://kc.mcafee.com/corporate/index?page=content&id=SB10108) - [SUSE-SU-2015:0578](http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00027.html) (lists.opensuse.org) vendor-advisory - [SUSE-SU-2015:2216](http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00006.html) (lists.opensuse.org) vendor-advisory - [kc.mcafee.com/corporate/index?page=content&id=SB10102](https://kc.mcafee.com/corporate/index?page=content&id=SB10102) - [bto.bluecoat.com/security-advisory/sa91](https://bto.bluecoat.com/security-advisory/sa91) - [github.com/openssl/openssl/commit/ce325c60c74b0fa784f587240…](https://github.com/openssl/openssl/commit/ce325c60c74b0fa784f5872404b722e120e5cab0) - [h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?d…](https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr%5Fna-c04773241) - [SUSE-SU-2015:1086](http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00015.html) (lists.opensuse.org) vendor-advisory - [SUSE-SU-2015:0946](http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00026.html) (lists.opensuse.org) vendor-advisory - [HPSBMU03397](http://marc.info/?l=bugtraq&m=144050297101809&w=2) (marc.info) vendor-advisory - [91787](http://www.securityfocus.com/bid/91787) (securityfocus.com) vdb-entry - [RHSA-2016:1650](http://rhn.redhat.com/errata/RHSA-2016-1650.html) (rhn.redhat.com) vendor-advisory - [oracle.com/technetwork/topics/security/bulletinjan2015-2370…](http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html) - [RHSA-2015:0800](http://rhn.redhat.com/errata/RHSA-2015-0800.html) (rhn.redhat.com) vendor-advisory - [HPSBMU03396](http://marc.info/?l=bugtraq&m=144050205101530&w=2) (marc.info) vendor-advisory - [HPSBUX03162](http://marc.info/?l=bugtraq&m=142496179803395&w=2) (marc.info) vendor-advisory - [MDVSA-2015:062](http://www.mandriva.com/security/advisories?name=MDVSA-2015:062) (mandriva.com) vendor-advisory - [SUSE-SU-2015:2168](http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00001.html) (lists.opensuse.org) vendor-advisory - [SUSE-SU-2015:1085](http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00014.html) (lists.opensuse.org) vendor-advisory - [support.citrix.com/article/CTX216642](https://support.citrix.com/article/CTX216642) - [HPSBMU03413](http://marc.info/?l=bugtraq&m=144050254401665&w=2) (marc.info) vendor-advisory - [SUSE-SU-2015:1161](http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00031.html) (lists.opensuse.org) vendor-advisory - [bto.bluecoat.com/security-advisory/sa88](https://bto.bluecoat.com/security-advisory/sa88) - [GLSA-201503-11](https://security.gentoo.org/glsa/201503-11) (security.gentoo.org) vendor-advisory - [DSA-3125](http://www.debian.org/security/2015/dsa-3125) (debian.org) vendor-advisory - [SUSE-SU-2016:0113](http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00005.html) (lists.opensuse.org) vendor-advisory ## Timeline 1. ID reserved Nov 18, 2014 2. Record published Jan 9, 2015 3. Record last updated Oct 14, 2026 ## Look up another CVE ## About CubePath CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection. [Cloud VPS](https://cubepath.com/vps) [DDoS protection](https://cubepath.com/ddos-protection) Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 20:00 UTC. [Sources and licenses](https://cubepath.com/security/cve/legal)