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Network Security Services CVE-2014-1568

HIGH
Cryptographic Issues (CWE-310)
2014-09-25 security@mozilla.org
Information Disclosure Chrome Google Microsoft Mozilla Firefox Seamonkey Thunderbird Firefox Esr Network Security Services
7.5
CVSS 2.0 · NVD
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Vulnerability Assessment

Weakness
CWE
CWE-310
OWASP Top 10:2025
A04:2025 - Cryptographic Failures
ASVS 5.0
V11 - Cryptography Cryptographic controls
Impact

CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity. EPSS exploitation probability: 30.94%.
Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.
Act Now Prioritize within 24-48h. Why: HIGH severity + EPSS > 10%.
No patch listed yet 30.9% exploitation probability (EPSS)

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AnalysisAI

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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. Epss exploitation probability 30.9% and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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Technical ContextAI · show details

This vulnerability is classified under CWE-310. 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. Affected products include: Google Chrome, Mozilla Firefox, Mozilla Firefox Esr, Mozilla Network Security Services, Mozilla Seamonkey. Version information: before 3.16.2.1.

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Severity by source

NVD PRIMARY 7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Confidentiality
P
Integrity
P
Availability
P

DescriptionCVE.org

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.

Threat Intelligence Overview

EPSS Score
30.9%
Top 3% exploitable
Data Quality
3 sources
Confidence: Low
NVD CVE.org EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 30.9%
Patch available No
Active threat No
Deciding rule
HIGH severity + EPSS > 10%
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

69
Low Medium High Critical
KEV: 0
EPSS: +31
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)CVE.org

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:31.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:31.1.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:32.0.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:32.0.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:24.8.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.2.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.3.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.3.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.4:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.4.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.4.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.5:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.6:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.6.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.7:*:*:*:*:*:*:*
+ 210 more

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References

Advisories & patches
ADVISORY http://www.mozilla.org/security/announce/2014/mfsa2014-73.html ADVISORY https://bugzilla.mozilla.org/show_bug.cgi?id=1069405 REF http://googlechromereleases.blogspot.com/2014/09/stable-channel-update-for-chrome-os_24.html REF http://googlechromereleases.blogspot.com/2014/09/stable-channel-update_24.html REF http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10698 REF http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761 REF http://lists.opensuse.org/opensuse-security-announce/2014-09/msg00032.html REF http://lists.opensuse.org/opensuse-security-announce/2014-09/msg00036.html REF http://lists.opensuse.org/opensuse-security-announce/2014-09/msg00039.html REF http://rhn.redhat.com/errata/RHSA-2014-1307.html REF http://rhn.redhat.com/errata/RHSA-2014-1354.html REF http://rhn.redhat.com/errata/RHSA-2014-1371.html REF http://secunia.com/advisories/61540 REF http://secunia.com/advisories/61574 REF http://secunia.com/advisories/61575 REF http://secunia.com/advisories/61576 REF http://secunia.com/advisories/61583 REF http://www.debian.org/security/2014/dsa-3033 REF http://www.debian.org/security/2014/dsa-3034 REF http://www.debian.org/security/2014/dsa-3037 REF http://www.kb.cert.org/vuls/id/772676 REF http://www.novell.com/support/kb/doc.php?id=7015701 REF http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html REF http://www.oracle.com/technetwork/topics/security/cpuapr2015-2365600.html REF http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html REF http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html REF http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html REF http://www.securityfocus.com/bid/70116 REF http://www.ubuntu.com/usn/USN-2360-1 REF http://www.ubuntu.com/usn/USN-2360-2 REF http://www.ubuntu.com/usn/USN-2361-1 REF https://bugzilla.mozilla.org/show_bug.cgi?id=1064636 REF https://exchange.xforce.ibmcloud.com/vulnerabilities/96194 REF https://security.gentoo.org/glsa/201504-01

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