CVE-2014-3511
Vulnérabilité non évaluée
CVSS 0.0 · Non évaluée
EPSS 14.1%
Description
The ssl23_get_client_hello function in s23_srvr.c in OpenSSL 1.0.1 before 1.0.1i allows man-in-the-middle attackers to force the use of TLS 1.0 by triggering ClientHello message fragmentation in communication between a client and server that both support later TLS versions, related to a "protocol downgrade" issue.
Gravité et risque d'exploitation
CVE-2014-3511 obtient un score CVSS de 0.0/10, soit une gravité non évaluée. Selon le modèle EPSS, la probabilité qu'elle soit exploitée dans les 30 prochains jours est de 14.13 %, ce qui la place devant 96.5 % des CVE référencées.
Que faire ?
- Vérifiez si le produit concerné est présent sur votre parc.
- Appliquez le correctif ou la version corrigée indiqués dans les références de l'éditeur.
- À défaut de correctif, limitez l'exposition (filtrage réseau, désactivation du composant).
- Automatisez la détection : les agents CVE Heimdall (gratuits, open source) corrèlent l'inventaire de vos serveurs avec la base CVE.
Références
- http://lists.opensuse.org/opensuse-updates/2014-08/msg00036.html
- http://linux.oracle.com/errata/ELSA-2014-1052.html
- http://secunia.com/advisories/60221
- http://www-01.ibm.com/support/docview.wss?uid=swg21682293
- http://secunia.com/advisories/61184
- http://marc.info/?l=bugtraq&m=142660345230545&w=2
- http://secunia.com/advisories/60022
- https://www.openssl.org/news/secadv_20140806.txt
- http://secunia.com/advisories/61017
- http://rhn.redhat.com/errata/RHSA-2015-0197.html
- http://secunia.com/advisories/60377
- http://marc.info/?l=bugtraq&m=142350350616251&w=2
- http://secunia.com/advisories/59887
- http://www-01.ibm.com/support/docview.wss?uid=swg21683389
- http://marc.info/?l=bugtraq&m=142791032306609&w=2
- http://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-372998.htm
- http://secunia.com/advisories/60890
- http://security.gentoo.org/glsa/glsa-201412-39.xml
- http://support.f5.com/kb/en-us/solutions/public/15000/500/sol15564.html
- http://marc.info/?l=bugtraq&m=142660345230545&w=2
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05150888
- http://marc.info/?l=bugtraq&m=142495837901899&w=2
- http://secunia.com/advisories/60803
- http://secunia.com/advisories/59700
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136473.html
- http://www.securitytracker.com/id/1030693
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05158380
- https://exchange.xforce.ibmcloud.com/vulnerabilities/95162
- http://www.splunk.com/view/SP-CAAANHS
- http://secunia.com/advisories/60917
- http://marc.info/?l=bugtraq&m=142350350616251&w=2
- http://www.tenable.com/security/tns-2014-06
- https://kc.mcafee.com/corporate/index?page=content&id=SB10084
- http://secunia.com/advisories/60493
- http://secunia.com/advisories/59710
- http://secunia.com/advisories/60921
- http://www.securityfocus.com/bid/69079
- http://secunia.com/advisories/61043
- http://secunia.com/advisories/60810
- https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=280b1f1ad12131defcd986676a8fc9717aaa601b
- http://www-01.ibm.com/support/docview.wss?uid=nas8N1020240
- http://secunia.com/advisories/61100
- https://www.freebsd.org/security/advisories/FreeBSD-SA-14:18.openssl.asc
- http://secunia.com/advisories/61775
- http://marc.info/?l=bugtraq&m=142495837901899&w=2
- http://www.debian.org/security/2014/dsa-2998
- http://marc.info/?l=bugtraq&m=143290437727362&w=2
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136470.html
- http://secunia.com/advisories/61959
- http://secunia.com/advisories/59756
- https://bugzilla.redhat.com/show_bug.cgi?id=1127504
- http://marc.info/?l=bugtraq&m=142624590206005&w=2
- http://marc.info/?l=bugtraq&m=143290522027658&w=2
- http://rhn.redhat.com/errata/RHSA-2015-0126.html
- http://aix.software.ibm.com/aix/efixes/security/openssl_advisory10.asc
- http://secunia.com/advisories/58962
- http://www.arubanetworks.com/support/alerts/aid-08182014.txt
- http://secunia.com/advisories/60938
- http://secunia.com/advisories/60684
- https://support.citrix.com/article/CTX216642
- https://lists.balabit.hu/pipermail/syslog-ng-announce/2014-September/000196.html
- https://techzone.ergon.ch/CVE-2014-3511
- http://www-01.ibm.com/support/docview.wss?uid=swg21686997
- http://secunia.com/advisories/61139