Is CVE-2014-3507 in the CISA KEV catalog?

No. CVE-2014-3507 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2014-3507?

CVE-2014-3507 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2014-3507?

CVE-2014-3507 has an EPSS score of 51.44% (99th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2014-3507?

Upgrade openssl on debian 11 to 1.0.1i-1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2014-3507

MEDIUMEPSS 99th pctl

5.0

CVSS v2

NVD

Description

Memory leak 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 (memory consumption) via zero-length DTLS fragments that trigger improper handling of the return value of a certain insert function.

CWE-399Resource Management Errors

How to fix

Remediation Available

opensslDebian

Fixed in:1.0.1i-1CVE-2014-3507

libssl1.0.0Ubuntu

Fixed in:1.0.1f-1ubuntu2.5USN-2308-1

opensslUbuntu

Fixed in:1.0.1f-1ubuntu2.5USN-2308-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

51.44%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

Related Vulnerabilities

Other CWE-399 (Resource Management Errors) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2009-3103	High	10.0	90%	-	-
CVE-2009-0075	High	9.3	85%	-	-
CVE-2005-1790	Low	2.6	83%	-	-
CVE-2010-0806	High	8.8	82%	KEV	-
CVE-2009-2526	High	7.8	82%	-	-
CVE-2015-1868	High	7.8	82%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.