CVE-2014-1568

HIGHEPSS 97th pctl

7.5

CVSS v2

Description

Mozilla Network Security Services (NSS) before 3.16.2.1, 3.16.x before 3.16.5, and 3.17.x before 3.17.1, as used in Mozilla Firefox before 32.0.3, Mozilla Firefox ESR 24.x before 24.8.1 and 31.x before 31.1.1, Mozilla Thunderbird before 24.8.1 and 31.x before 31.1.2, Mozilla SeaMonkey before 2.29.1, Google Chrome before 37.0.2062.124 on Windows and OS X, and Google Chrome OS before 37.0.2062.120, does not properly parse ASN.1 values in X.509 certificates, which makes it easier for remote attackers to spoof RSA signatures via a crafted certificate, aka a "signature malleability" issue.

CWE-310Cryptographic Issues

How to fix

Remediation Available

nssDebian

Fixed in:2:3.17.1-1CVE-2014-1568

firefoxUbuntu

Fixed in:32.0.3+build1-0ubuntu0.14.04.1USN-2360-1

libnss3Ubuntu

Fixed in:2:3.17.1-0ubuntu0.14.04.1USN-2361-1

nssUbuntu

Fixed in:2:3.17.1-0ubuntu0.14.04.1USN-2361-1

thunderbirdUbuntu

Fixed in:1:31.1.2+build1-0ubuntu0.14.04.1USN-2360-2

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

16.04%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

References

Related Vulnerabilities

Other CWE-310 (Cryptographic Issues) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-3566	Low	3.4	100%	-	Fix
CVE-2015-4000	Low	3.7	100%	-	Fix
CVE-2015-0204	Medium	4.3	99%	-	Fix
CVE-2016-2107	Medium	5.9	89%	-	Fix
CVE-2016-0800	Medium	5.9	82%	-	Fix
CVE-2014-8684	Critical	9.8	72%	-	-

Common questions

How do I fix CVE-2014-1568?

Published advisories record a fix for 5 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2014-1568 being actively exploited?

Not that we know of. CVE-2014-1568 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 16.0% is the estimated probability that it will be exploited in the next 30 days. That is higher than 97% of all scored CVEs.

How severe is CVE-2014-1568?

CVE-2014-1568 has a CVSS v2 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2014-1568 affect?

Published advisories record a fix for nss (Debian), firefox (Ubuntu), libnss3 (Ubuntu), nss (Ubuntu), and 1 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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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.