CVE-2014-3505

Double free vulnerability in d1_both.c in the DTLS implementation in OpenSSL 0.9.8 before 0.9.8zb, 1.0.0 before 1.0.0n, and 1.0.1 before 1.0.1i allows remote attackers to cause a denial of service (application crash) via crafted DTLS packets that trigger an error condition.

Published: 2014-08-13 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-3505 is rated Moderate Risk (49.1/100): CVSS Medium severity, with high exploitation likelihood (EPSS 40.78%, 97th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2014-3505

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-22 46.88% 40.78% -6.09%
2 2026-04-27 48.72% 46.88% -1.84%
3 2026-04-21 — 48.72% —

Full EPSS history (56 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-3505

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2014-3505

OS Trackers for CVE-2014-3505

vendor priority summary link
debian not yet assigned CVE-2014-3505 not yet assigned priority: Debian including 1 source packages (openssl), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2014-3505
gentoo normal CVE-2014-3505: 1 GLSA(s) (201412-39), 1 atom(s) (dev-libs/openssl); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2014-3505
redhat medium — https://access.redhat.com/security/cve/CVE-2014-3505
suse high CVE-2014-3505 severity important: SUSE including 162 source package names (compat-openssl098, libopenssl-1_0_0-devel, …), 398 product×package rows across 63 product lines (SUSE CaaS Platform 4.0, SUSE Enterprise Storage 6, … (63 product lines)): Fixed 233, Known Not Affected 165. https://www.suse.com/security/cve/CVE-2014-3505/
ubuntu medium CVE-2014-3505 medium priority: Ubuntu including 2 source packages (openssl, openssl098), 28 status rows across 14 suites (artful, bionic, cosmic, disco, lucid, precise, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): released 15, DNE 10, ignored 3. https://ubuntu.com/security/CVE-2014-3505

NVD evaluator notes for CVE-2014-3505

Comment: <a href="http://cwe.mitre.org/data/definitions/415.html" target="_blank">CWE-415: Double Free</a>

Affected software / configurations for CVE-2014-3505

Vendor Product Version Raw CPE
openssl openssl 0.9.8 cpe:2.3:a:openssl:openssl:0.9.8:*:*:*:*:*:*:*
openssl openssl 0.9.8a cpe:2.3:a:openssl:openssl:0.9.8a:*:*:*:*:*:*:*
openssl openssl 0.9.8b cpe:2.3:a:openssl:openssl:0.9.8b:*:*:*:*:*:*:*
openssl openssl 0.9.8c cpe:2.3:a:openssl:openssl:0.9.8c:*:*:*:*:*:*:*
openssl openssl 0.9.8d cpe:2.3:a:openssl:openssl:0.9.8d:*:*:*:*:*:*:*
openssl openssl 0.9.8e cpe:2.3:a:openssl:openssl:0.9.8e:*:*:*:*:*:*:*
openssl openssl 0.9.8f cpe:2.3:a:openssl:openssl:0.9.8f:*:*:*:*:*:*:*
openssl openssl 0.9.8g cpe:2.3:a:openssl:openssl:0.9.8g:*:*:*:*:*:*:*
openssl openssl 0.9.8h cpe:2.3:a:openssl:openssl:0.9.8h:*:*:*:*:*:*:*
openssl openssl 0.9.8i cpe:2.3:a:openssl:openssl:0.9.8i:*:*:*:*:*:*:*
openssl openssl 0.9.8j cpe:2.3:a:openssl:openssl:0.9.8j:*:*:*:*:*:*:*
openssl openssl 0.9.8k cpe:2.3:a:openssl:openssl:0.9.8k:*:*:*:*:*:*:*
openssl openssl 0.9.8l cpe:2.3:a:openssl:openssl:0.9.8l:*:*:*:*:*:*:*
openssl openssl 0.9.8m cpe:2.3:a:openssl:openssl:0.9.8m:*:*:*:*:*:*:*
openssl openssl 0.9.8m cpe:2.3:a:openssl:openssl:0.9.8m:beta1:*:*:*:*:*:*
openssl openssl 0.9.8n cpe:2.3:a:openssl:openssl:0.9.8n:*:*:*:*:*:*:*
openssl openssl 0.9.8o cpe:2.3:a:openssl:openssl:0.9.8o:*:*:*:*:*:*:*
openssl openssl 0.9.8p cpe:2.3:a:openssl:openssl:0.9.8p:*:*:*:*:*:*:*
openssl openssl 0.9.8q cpe:2.3:a:openssl:openssl:0.9.8q:*:*:*:*:*:*:*
openssl openssl 0.9.8r cpe:2.3:a:openssl:openssl:0.9.8r:*:*:*:*:*:*:*
openssl openssl 0.9.8s cpe:2.3:a:openssl:openssl:0.9.8s:*:*:*:*:*:*:*
openssl openssl 0.9.8t cpe:2.3:a:openssl:openssl:0.9.8t:*:*:*:*:*:*:*
openssl openssl 0.9.8u cpe:2.3:a:openssl:openssl:0.9.8u:*:*:*:*:*:*:*
openssl openssl 0.9.8v cpe:2.3:a:openssl:openssl:0.9.8v:*:*:*:*:*:*:*
openssl openssl 0.9.8w cpe:2.3:a:openssl:openssl:0.9.8w:*:*:*:*:*:*:*
openssl openssl 0.9.8x cpe:2.3:a:openssl:openssl:0.9.8x:*:*:*:*:*:*:*
openssl openssl 0.9.8y cpe:2.3:a:openssl:openssl:0.9.8y:*:*:*:*:*:*:*
openssl openssl 0.9.8za cpe:2.3:a:openssl:openssl:0.9.8za:*:*:*:*:*:*:*
openssl openssl 1.0.0 cpe:2.3:a:openssl:openssl:1.0.0:*:*:*:*:*:*:*
openssl openssl 1.0.0 cpe:2.3:a:openssl:openssl:1.0.0:beta1:*:*:*:*:*:*
openssl openssl 1.0.0 cpe:2.3:a:openssl:openssl:1.0.0:beta2:*:*:*:*:*:*
openssl openssl 1.0.0 cpe:2.3:a:openssl:openssl:1.0.0:beta3:*:*:*:*:*:*
openssl openssl 1.0.0 cpe:2.3:a:openssl:openssl:1.0.0:beta4:*:*:*:*:*:*
openssl openssl 1.0.0 cpe:2.3:a:openssl:openssl:1.0.0:beta5:*:*:*:*:*:*
openssl openssl 1.0.0a cpe:2.3:a:openssl:openssl:1.0.0a:*:*:*:*:*:*:*
openssl openssl 1.0.0b cpe:2.3:a:openssl:openssl:1.0.0b:*:*:*:*:*:*:*
openssl openssl 1.0.0c cpe:2.3:a:openssl:openssl:1.0.0c:*:*:*:*:*:*:*
openssl openssl 1.0.0d cpe:2.3:a:openssl:openssl:1.0.0d:*:*:*:*:*:*:*
openssl openssl 1.0.0e cpe:2.3:a:openssl:openssl:1.0.0e:*:*:*:*:*:*:*
openssl openssl 1.0.0f cpe:2.3:a:openssl:openssl:1.0.0f:*:*:*:*:*:*:*
openssl openssl 1.0.0g cpe:2.3:a:openssl:openssl:1.0.0g:*:*:*:*:*:*:*
openssl openssl 1.0.0h cpe:2.3:a:openssl:openssl:1.0.0h:*:*:*:*:*:*:*
openssl openssl 1.0.0i cpe:2.3:a:openssl:openssl:1.0.0i:*:*:*:*:*:*:*
openssl openssl 1.0.0j cpe:2.3:a:openssl:openssl:1.0.0j:*:*:*:*:*:*:*
openssl openssl 1.0.0k cpe:2.3:a:openssl:openssl:1.0.0k:*:*:*:*:*:*:*
openssl openssl 1.0.0l cpe:2.3:a:openssl:openssl:1.0.0l:*:*:*:*:*:*:*
openssl openssl 1.0.0m cpe:2.3:a:openssl:openssl:1.0.0m:*:*:*:*:*:*:*
openssl openssl 1.0.1 cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:*
openssl openssl 1.0.1 cpe:2.3:a:openssl:openssl:1.0.1:beta1:*:*:*:*:*:*
openssl openssl 1.0.1 cpe:2.3:a:openssl:openssl:1.0.1:beta2:*:*:*:*:*:*
openssl openssl 1.0.1 cpe:2.3:a:openssl:openssl:1.0.1:beta3:*:*:*:*:*:*
openssl openssl 1.0.1a cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:*
openssl openssl 1.0.1b cpe:2.3:a:openssl:openssl:1.0.1b:*:*:*:*:*:*:*
openssl openssl 1.0.1c cpe:2.3:a:openssl:openssl:1.0.1c:*:*:*:*:*:*:*
openssl openssl 1.0.1d cpe:2.3:a:openssl:openssl:1.0.1d:*:*:*:*:*:*:*
openssl openssl 1.0.1e cpe:2.3:a:openssl:openssl:1.0.1e:*:*:*:*:*:*:*
openssl openssl 1.0.1f cpe:2.3:a:openssl:openssl:1.0.1f:*:*:*:*:*:*:*
openssl openssl 1.0.1g cpe:2.3:a:openssl:openssl:1.0.1g:*:*:*:*:*:*:*
openssl openssl 1.0.1h cpe:2.3:a:openssl:openssl:1.0.1h:*:*:*:*:*:*:*

References for CVE-2014-3505

URL Tags
ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2014-008.txt.asc
http://aix.software.ibm.com/aix/efixes/security/openssl_advisory10.asc
http://linux.oracle.com/errata/ELSA-2014-1052.html
http://linux.oracle.com/errata/ELSA-2014-1053.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136470.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136473.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00011.html
http://lists.opensuse.org/opensuse-updates/2014-08/msg00036.html
http://marc.info/?l=bugtraq&m=140853041709441&w=2
http://marc.info/?l=bugtraq&m=141077370928502&w=2
http://marc.info/?l=bugtraq&m=142660345230545&w=2
http://rhn.redhat.com/errata/RHSA-2014-1256.html
http://rhn.redhat.com/errata/RHSA-2014-1297.html
http://secunia.com/advisories/58962
http://secunia.com/advisories/59221
http://secunia.com/advisories/59700
http://secunia.com/advisories/59710
http://secunia.com/advisories/59743
http://secunia.com/advisories/59756
http://secunia.com/advisories/60022
http://secunia.com/advisories/60221
http://secunia.com/advisories/60493
http://secunia.com/advisories/60684
http://secunia.com/advisories/60687
http://secunia.com/advisories/60778
http://secunia.com/advisories/60803
http://secunia.com/advisories/60824
http://secunia.com/advisories/60917
http://secunia.com/advisories/60921
http://secunia.com/advisories/60938
http://secunia.com/advisories/61040
http://secunia.com/advisories/61100
http://secunia.com/advisories/61184
http://secunia.com/advisories/61250
http://secunia.com/advisories/61775
http://secunia.com/advisories/61959
http://security.gentoo.org/glsa/glsa-201412-39.xml
http://support.f5.com/kb/en-us/solutions/public/15000/500/sol15573.html
http://www-01.ibm.com/support/docview.wss?uid=nas8N1020240
http://www-01.ibm.com/support/docview.wss?uid=swg21682293
http://www-01.ibm.com/support/docview.wss?uid=swg21683389
http://www-01.ibm.com/support/docview.wss?uid=swg21686997
http://www.debian.org/security/2014/dsa-2998
http://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-372998.htm
http://www.mandriva.com/security/advisories?name=MDVSA-2014:158
http://www.securityfocus.com/bid/69081
http://www.securitytracker.com/id/1030693
https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=bff1ce4e6a1c57c3d0a5f9e4f85ba6385fccfe8b
https://lists.balabit.hu/pipermail/syslog-ng-announce/2014-September/000196.html
https://www.openssl.org/news/secadv_20140806.txt Vendor Advisory
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