Bug 1103600 (CVE-2014-3470)

Summary: CVE-2014-3470 openssl: client-side denial of service when using anonymous ECDH
Product: [Other] Security Response Reporter: Huzaifa S. Sidhpurwala <huzaifas>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: aavati, abaron, acathrow, aneelica, aortega, apevec, ayoung, bazulay, cdewolf, cfergeau, chrisw, cpelland, dallan, darran.lofthouse, dblechte, fdeutsch, fnasser, gklein, gkotton, huwang, idith, iheim, jawilson, jkurik, jrusnack, lgao, lhh, markmc, myarboro, nlevinki, pgier, pmatouse, pslavice, rbryant, rfortier, rsvoboda, sclewis, security-response-team, ssaha, tmraz, vbellur, vtunka, weli, yeylon
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: openssl 1.0.1h, openssl 1.0.0m, openssl 0.9.8za Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2014-06-11 05:31:53 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1096233, 1096234, 1103604, 1103605, 1103632, 1103633, 1103741, 1104349, 1104350, 1127888, 1127889    
Bug Blocks: 1103601    
Attachments:
Description Flags
Upstream patch none

Description Huzaifa S. Sidhpurwala 2014-06-02 07:48:42 UTC
As per the upstream advisory:

OpenSSL TLS clients enabling anonymous ECDH ciphersuites are subject to a denial of service attack.

OpenSSL 1.0.0 users should upgrade to 1.0.0m.
OpenSSL 1.0.1 users should upgrade to 1.0.1h.


Acknowledgements:

Red Hat would like to thank the OpenSSL project for reporting this issue. Upstream acknowledges Felix Gröbert and Ivan Fratrić of Google as the original reporters of this issue.

Comment 2 Huzaifa S. Sidhpurwala 2014-06-02 08:31:28 UTC
Created attachment 901376 [details]
Upstream patch

Comment 6 Huzaifa S. Sidhpurwala 2014-06-05 11:32:55 UTC
Fixed upstream in OpenSSL 1.0.1h, 1.0.0m and 0.9.8za.

External References:

https://www.openssl.org/news/secadv_20140605.txt

Comment 8 errata-xmlrpc 2014-06-05 11:54:19 UTC
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2014:0625 https://rhn.redhat.com/errata/RHSA-2014-0625.html

Comment 9 Huzaifa S. Sidhpurwala 2014-06-05 12:15:40 UTC
Created openssl tracking bugs for this issue:

Affects: fedora-all [bug 1096233]

Comment 10 Huzaifa S. Sidhpurwala 2014-06-05 12:15:46 UTC
Created mingw-openssl tracking bugs for this issue:

Affects: fedora-all [bug 1096234]

Comment 11 errata-xmlrpc 2014-06-05 12:16:10 UTC
This issue has been addressed in following products:

  Red Hat Storage 2.1

Via RHSA-2014:0628 https://rhn.redhat.com/errata/RHSA-2014-0628.html

Comment 12 Huzaifa S. Sidhpurwala 2014-06-05 13:23:48 UTC
Statement:

This issue does not affect the version of openssl and openssl097a as shipped with Red Hat Enterprise Linux 5. This issue does not affect the openssl098e as shipped with Red Hat Enterprise Linux 6.

Comment 13 Fedora Update System 2014-06-05 21:54:06 UTC
openssl-1.0.1e-38.fc19 has been pushed to the Fedora 19 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 14 Fedora Update System 2014-06-05 21:55:02 UTC
openssl-1.0.1e-38.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 15 errata-xmlrpc 2014-06-10 12:28:33 UTC
This issue has been addressed in following products:

  Red Hat Enterprise Linux 7

Via RHSA-2014:0679 https://rhn.redhat.com/errata/RHSA-2014-0679.html

Comment 16 Tomas Hoger 2014-08-07 18:40:04 UTC
Created mingw32-openssl tracking bugs for this issue:

Affects: epel-5 [bug 1127888]