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CVE-2014-1544

36
FAUCET Score

CVE-2014-1544 is a critical use-after-free vulnerability in the CERT_DestroyCertificate function within Mozilla's Network Security Services (NSS) library, impacting Firefox, Firefox ESR, and Thunderbird. This flaw allows remote attackers to execute arbitrary code by manipulating the removal of an NSSCertificate structure from a trust domain. With a CVSS score of 10.0, it represents a severe threat with complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 30.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
24.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:24.0:*:*:*:*:*:*:*
24.0.1CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:24.0.1:*:*:*:*:*:*:*
24.0.2CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:24.0.2:*:*:*:*:*:*:*
24.1.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:24.1.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

AV:N/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
6.11%
Probability of exploitation in next 30 days
EPSS Percentile
92.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0611 is in the 88th percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (14)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4 Extended Lifecycle SupportFixed in: nss-0:3.12.10-7.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: nspr-0:4.10.6-1.el5_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: nss-0:3.15.3-7.el5_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5.6 Long LifeFixed in: nss-0:3.12.8-9.el5_6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5.9 Extended Update SupportFixed in: nss-0:3.14.3-9.el5_9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: nspr-0:4.10.6-1.el6_5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: nss-0:3.16.1-4.el6_5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: nss-util-0:3.16.1-1.el6_5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.2 Advanced Update SupportFixed in: nss-0:3.13.1-10.el6_2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.4 Extended Update SupportFixed in: nss-0:3.14.3-6.el6_4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: nspr-0:4.10.6-1.el7_0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: nss-0:3.15.4-7.el7_0
View patch
mozillavendor investigatingvia nvd_reference
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux Extended Update Support 5.6Fixed in: nss

Vendor Advisories (1)

redhatCVE-2014-1544Critical

nss: Race-condition in certificate verification can lead to Remote code execution (MFSA 2014-63)

Jul 22, 2014

References

bugzilla.mozilla.org / show_bug.cgi
secunia.com / advisories/59591
secunia.com / advisories/59719
secunia.com / advisories/59760
secunia.com / advisories/60083
secunia.com / advisories/60486
secunia.com / advisories/60621
secunia.com / advisories/60628
security.gentoo.org / glsa/201504-01
debian.org / security/2014/dsa-2986
debian.org / security/2014/dsa-2996
mozilla.org / security/announce/2014/mfsa2014-63.html
Vendor Advisory
oracle.com / technetwork/topics/security/bulletinapr2016-2952098.html
oracle.com / technetwork/topics/security/ovmbulletinjul2016-3090546.html
securityfocus.com / bid/68816
securitytracker.com / id/1030617