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CVE-2014-1533

27
FAUCET Score

CVE-2014-1533 describes multiple unspecified vulnerabilities within the browser engine of Mozilla Firefox (versions prior to 30.0), Firefox ESR (24.x prior to 24.6), and Thunderbird (prior to 24.6). This critical vulnerability carries a CVSS score of 10.0, indicating a network-exploitable flaw with low attack complexity, allowing unauthenticated attackers to achieve complete confidentiality, integrity, and availability compromise through memory corruption leading to denial of service or arbitrary code execution. Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
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:*:*:*:*:*:*:*
24.1.1CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:24.1.1:*:*:*:*:*:*:*

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
5.95%
Probability of exploitation in next 30 days
EPSS Percentile
92.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0595 is in the 87th percentile among its peer group of 51,553 CVEs.

Social Chatter

No social media mentions found for this CVE.

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 (7)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: firefox-0:24.6.0-1.el5_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: thunderbird-0:24.6.0-1.el5_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: firefox-0:24.6.0-1.el6_5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: thunderbird-0:24.6.0-1.el6_5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: firefox-0:24.6.0-1.el7_0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: xulrunner-0:24.6.0-1.el7_0
View patch
mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2014-1533Critical

Mozilla: Miscellaneous memory safety hazards (rv:24.6) (MFSA 2014-48)

Jun 10, 2014

References

linux.oracle.com / errata/ELSA-2014-0741.html
linux.oracle.com / errata/ELSA-2014-0742.html
lists.opensuse.org / opensuse-security-announce/2014-06/msg00019.html
lists.opensuse.org / opensuse-security-announce/2014-06/msg00023.html
lists.opensuse.org / opensuse-updates/2014-06/msg00040.html
lists.opensuse.org / opensuse-updates/2014-07/msg00001.html
lists.opensuse.org / opensuse-updates/2014-07/msg00004.html
rhn.redhat.com / errata/RHSA-2014-0741.html
rhn.redhat.com / errata/RHSA-2014-0742.html
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
secunia.com / advisories/58984
secunia.com / advisories/59052
secunia.com / advisories/59149
secunia.com / advisories/59150
secunia.com / advisories/59165
secunia.com / advisories/59169
secunia.com / advisories/59170
secunia.com / advisories/59171
secunia.com / advisories/59229
secunia.com / advisories/59275
secunia.com / advisories/59328
secunia.com / advisories/59377
secunia.com / advisories/59387
secunia.com / advisories/59425
secunia.com / advisories/59486
secunia.com / advisories/59866
security.gentoo.org / glsa/201504-01
debian.org / security/2014/dsa-2955
debian.org / security/2014/dsa-2960
mozilla.org / security/announce/2014/mfsa2014-48.html
Vendor Advisory
oracle.com / technetwork/topics/security/bulletinapr2016-2952098.html
securityfocus.com / bid/67965
securitytracker.com / id/1030386
securitytracker.com / id/1030388
ubuntu.com / usn/USN-2243-1
ubuntu.com / usn/USN-2250-1