CVE-2014-3509

Description

Race condition in the ssl_parse_serverhello_tlsext function in t1_lib.c in OpenSSL 1.0.0 before 1.0.0n and 1.0.1 before 1.0.1i, when multithreading and session resumption are used, allows remote SSL servers to cause a denial of service (memory overwrite and client application crash) or possibly have unspecified other impact by sending Elliptic Curve (EC) Supported Point Formats Extension data.

Category

6.8
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 15.18% Top 10%
Vendor Advisory opensuse.org Vendor Advisory marc.info Vendor Advisory redhat.com Vendor Advisory marc.info Vendor Advisory marc.info Vendor Advisory gentoo.org Vendor Advisory marc.info Vendor Advisory fedoraproject.org Vendor Advisory netbsd.org Vendor Advisory freebsd.org Vendor Advisory debian.org Vendor Advisory marc.info Vendor Advisory fedoraproject.org Vendor Advisory marc.info Vendor Advisory marc.info Vendor Advisory mandriva.com Vendor Advisory openssl.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.opensuse.org/opensuse-updates/2014-08/msg00036.html vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1127498
http://linux.oracle.com/errata/ELSA-2014-1052.html
http://secunia.com/advisories/60221 third party advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21682293
http://secunia.com/advisories/61184 third party advisory
http://marc.info/?l=bugtraq&m=142660345230545&w=2 vendor advisory
http://secunia.com/advisories/60022 third party advisory
https://www.openssl.org/news/secadv_20140806.txt vendor advisory
http://secunia.com/advisories/61017 third party advisory
http://rhn.redhat.com/errata/RHSA-2015-0197.html vendor advisory
http://marc.info/?l=bugtraq&m=142350350616251&w=2 vendor advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21683389
http://marc.info/?l=bugtraq&m=142791032306609&w=2 vendor advisory
http://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-372998.htm
http://www.securityfocus.com/bid/69084 vdb entry
https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=fb0bc2b273bcc2d5401dd883fe869af4fc74bb21
http://security.gentoo.org/glsa/glsa-201412-39.xml vendor advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05150888
http://marc.info/?l=bugtraq&m=142495837901899&w=2 vendor advisory
http://secunia.com/advisories/60803 third party advisory
http://secunia.com/advisories/59700 third party advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136473.html vendor advisory
http://www.securitytracker.com/id/1030693 vdb entry
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05158380
http://secunia.com/advisories/60917 third party advisory
ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2014-008.txt.asc vendor advisory
http://secunia.com/advisories/60493 third party advisory
http://secunia.com/advisories/59710 third party advisory
http://secunia.com/advisories/60921 third party advisory
http://www-01.ibm.com/support/docview.wss?uid=nas8N1020240
http://secunia.com/advisories/61100 third party advisory
https://www.freebsd.org/security/advisories/FreeBSD-SA-14:18.openssl.asc vendor advisory
http://secunia.com/advisories/61775 third party advisory
http://www.debian.org/security/2014/dsa-2998 vendor advisory
http://marc.info/?l=bugtraq&m=143290437727362&w=2 vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136470.html vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/95159 vdb entry
http://secunia.com/advisories/61959 third party advisory
http://secunia.com/advisories/59756 third party advisory
http://marc.info/?l=bugtraq&m=142624590206005&w=2 vendor advisory
http://marc.info/?l=bugtraq&m=143290522027658&w=2 vendor advisory
http://aix.software.ibm.com/aix/efixes/security/openssl_advisory10.asc
http://secunia.com/advisories/58962 third party advisory
http://secunia.com/advisories/60938 third party advisory
http://secunia.com/advisories/60684 third party advisory
https://support.citrix.com/article/CTX216642
https://lists.balabit.hu/pipermail/syslog-ng-announce/2014-September/000196.html mailing list
https://techzone.ergon.ch/CVE-2014-3511
http://www.mandriva.com/security/advisories?name=MDVSA-2014:158 vendor advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21686997
http://secunia.com/advisories/61139 third party advisory

Frequently Asked Questions

What is the severity of CVE-2014-3509?
CVE-2014-3509 has been scored as a medium severity vulnerability.
How to fix CVE-2014-3509?
To fix CVE-2014-3509, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-3509 being actively exploited in the wild?
It is possible that CVE-2014-3509 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~15% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.