Bug 1127503 - (CVE-2014-3510) CVE-2014-3510 openssl: DTLS anonymous (EC)DH denial of service
CVE-2014-3510 openssl: DTLS anonymous (EC)DH denial of service
Status: CLOSED ERRATA
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
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Assigned To: Red Hat Product Security
impact=moderate,public=20140806,repor...
: Security
Depends On: 1127695 1127696 1127697 1127698 1127704 1127705 1127709 1127831 1127832 1127885 1128013 1128014 1128015 1128016 1128405 1128406 1128961 1181611
Blocks: 1127468 1127506 1138223 1142543
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Reported: 2014-08-06 22:09 EDT by Andrew Griffiths
Modified: 2016-04-26 12:28 EDT (History)
64 users (show)

See Also:
Fixed In Version: openssl 1.0.1i, openssl 1.0.0n, openssl 0.9.8zb
Doc Type: Bug Fix
Doc Text:
A NULL pointer dereference flaw was found in the way OpenSSL performed a handshake when using the anonymous Diffie-Hellman (DH) key exchange. A malicious server could cause a DTLS client using OpenSSL to crash if that client had anonymous DH cipher suites enabled.
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Last Closed: 2014-09-24 13:43:46 EDT
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RHEL 7.3 requirements from Atomic Host:


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Description Andrew Griffiths 2014-08-06 22:09:19 EDT
It was found that OpenSSL DTLS clients using anonymous (EC)DH ciphersuites could be crashed by a malicious server via a handshake message.
Comment 1 Arun Babu Neelicattu 2014-08-07 01:52:46 EDT
External References:

https://www.openssl.org/news/secadv_20140806.txt
Comment 3 Tomas Hoger 2014-08-07 04:53:51 EDT
Upstream commit:
https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=17160033765480453be0a41335fa6b833691c049

Note that this is NULL pointer dereference issue.
Comment 9 Tomas Hoger 2014-08-07 07:35:56 EDT
Created openssl tracking bugs for this issue:

Affects: fedora-all [bug 1127704]
Comment 10 Tomas Hoger 2014-08-07 07:36:01 EDT
Created mingw-openssl tracking bugs for this issue:

Affects: fedora-all [bug 1127705]
Comment 11 Tomas Hoger 2014-08-07 07:40:35 EDT
Created mingw-openssl tracking bugs for this issue:

Affects: epel-7 [bug 1127709]
Comment 13 Tomas Hoger 2014-08-07 14:36:40 EDT
Created mingw32-openssl tracking bugs for this issue:

Affects: epel-5 [bug 1127885]
Comment 15 Fedora Update System 2014-08-09 03:34:44 EDT
openssl-1.0.1e-39.fc19 has been pushed to the Fedora 19 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 16 Fedora Update System 2014-08-09 03:35:53 EDT
openssl-1.0.1e-39.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 18 Martin Prpic 2014-08-12 03:42:16 EDT
IssueDescription:

A NULL pointer dereference flaw was found in the way OpenSSL performed a handshake when using the anonymous Diffie-Hellman (DH) key exchange. A malicious server could cause a DTLS client using OpenSSL to crash if that client had anonymous DH cipher suites enabled.
Comment 19 errata-xmlrpc 2014-08-13 14:19:20 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 5

Via RHSA-2014:1053 https://rhn.redhat.com/errata/RHSA-2014-1053.html
Comment 20 errata-xmlrpc 2014-08-13 17:33:47 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6
  Red Hat Enterprise Linux 7

Via RHSA-2014:1052 https://rhn.redhat.com/errata/RHSA-2014-1052.html
Comment 21 errata-xmlrpc 2014-08-14 00:45:17 EDT
This issue has been addressed in following products:

  Red Hat Storage 2.1

Via RHSA-2014:1054 https://rhn.redhat.com/errata/RHSA-2014-1054.html
Comment 22 errata-xmlrpc 2014-09-17 12:31:22 EDT
This issue has been addressed in the following products:

  JBoss Web Server 2.1.0

Via RHSA-2014:1256 https://rhn.redhat.com/errata/RHSA-2014-1256.html
Comment 23 errata-xmlrpc 2014-09-24 12:54:31 EDT
This issue has been addressed in the following products:

  JBoss Enterprise Application Platform 6.3.0

Via RHSA-2014:1297 https://rhn.redhat.com/errata/RHSA-2014-1297.html

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