Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before…
Priority MEDIUM 50Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 27.0, Firefox ESR 24.x before 24.3, Thunderbird before 24.3, and SeaMonkey before 2.24 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
Why it matters now
EPSS 0.05461 92nd percentileScored 2026-11-07
Public exploit Yes 11 exploit referencesTagged by NVD
Fix Fixed Red Hat: 2 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 26
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | before 27.0; 24.0 to before 24.3 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* | before 2.24 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | before 24.3 | Vulnerable | Mozilla |
| cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* | 12.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:* | 12.10 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:13.10:*:*:*:*:*:*:* | 13.10 | Vulnerable | Canonical |
| cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Debian |
| cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_eus:6.5:*:*:*:*:*:*:* | 6.5 | Vulnerable | Red Hat |
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions before 27.0; 24.0 to before 24.3 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* Versions before 2.24 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* Versions before 24.3 Vulnerable ·Mozilla
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* Versions 12.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:* Versions 12.10 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:13.10:*:*:*:*:*:*:* Versions 13.10 Vulnerable ·Canonical
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
- cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_eus:6.5:*:*:*:*:*:*:* Versions 6.5 Vulnerable ·Red Hat
Show 16 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:6.5:*:*:*:*:*:*:* | 6.5 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_eus:6.5:*:*:*:*:*:*:* | 6.5 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_tus:6.5:*:*:*:*:*:*:* | 6.5 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Red Hat |
| cpe:2.3:o:fedoraproject:fedora:19:*:*:*:*:*:*:* | 19 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:* | 20 | Vulnerable | Fedoraproject |
| cpe:2.3:a:suse:suse_linux_enterprise_software_development_kit:11.0:sp3:*:*:*:*:*:* | 11.0 sp3 | Vulnerable | SUSE |
| cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:* | 11.4 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:* | 12.3 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* | 13.1 | Vulnerable | openSUSE |
| cpe:2.3:o:suse:suse_linux_enterprise_desktop:11:sp3:*:*:*:*:*:* | 11 sp3 | Vulnerable | SUSE |
| cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp3:*:*:*:-:*:* | 11 sp3 | Vulnerable | SUSE |
| cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp3:*:*:*:vmware:*:* | 11 sp3 | Vulnerable | SUSE |
- cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:6.5:*:*:*:*:*:*:* Versions 6.5 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_eus:6.5:*:*:*:*:*:*:* Versions 6.5 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_tus:6.5:*:*:*:*:*:*:* Versions 6.5 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
- cpe:2.3:o:fedoraproject:fedora:19:*:*:*:*:*:*:* Versions 19 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:* Versions 20 Vulnerable ·Fedoraproject
- cpe:2.3:a:suse:suse_linux_enterprise_software_development_kit:11.0:sp3:*:*:*:*:*:* Versions 11.0 sp3 Vulnerable ·SUSE
- cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:* Versions 11.4 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:* Versions 12.3 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* Versions 13.1 Vulnerable ·openSUSE
- cpe:2.3:o:suse:suse_linux_enterprise_desktop:11:sp3:*:*:*:*:*:* Versions 11 sp3 Vulnerable ·SUSE
- cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp3:*:*:*:-:*:* Versions 11 sp3 Vulnerable ·SUSE
- cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp3:*:*:*:vmware:*:* Versions 11 sp3 Vulnerable ·SUSE
Remediation
Red Hat 2 advisories
- RHSA-2014:0132 Released 2014-02-04 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux (v. 5 server) firefox-24.3.0-2.el5_10, firefox-24.3.0-2.el5_10.i386, firefox-24.3.0-2.el5_10.ia64 +1
- Red Hat Enterprise Linux Desktop (v. 5 client) firefox-24.3.0-2.el5_10, firefox-24.3.0-2.el5_10.i386
- Red Hat Enterprise Linux Desktop (v. 6) firefox-24.3.0-2.el6_5
- Red Hat Enterprise Linux HPC Node Optional (v. 6) firefox-24.3.0-2.el6_5
- Red Hat Enterprise Linux Server (v. 6) firefox-24.3.0-2.el6_5, firefox-24.3.0-2.el6_5.ppc
- Red Hat Enterprise Linux Workstation (v. 6) firefox-24.3.0-2.el6_5
- RHSA-2014:0133 Released 2014-02-04 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux Desktop (v. 5 client) thunderbird-24.3.0-2.el5_10, thunderbird-24.3.0-2.el5_10.i386
- Red Hat Enterprise Linux Desktop (v. 6) thunderbird-24.3.0-2.el6_5
- Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) thunderbird-24.3.0-2.el5_10, thunderbird-24.3.0-2.el5_10.i386
- Red Hat Enterprise Linux Server Optional (v. 6) thunderbird-24.3.0-2.el6_5
- Red Hat Enterprise Linux Workstation (v. 6) thunderbird-24.3.0-2.el6_5
Vendor assessments
Red Hat
Red Hat rating: Critical. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux (v. 5 server) | Fixed | RHSA-2014:0132 |
| Red Hat Enterprise Linux Desktop (v. 5 client) | Fixed | RHSA-2014:0132, RHSA-2014:0133 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2014:0132, RHSA-2014:0133 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2014:0132 |
| Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) | Fixed | RHSA-2014:0133 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2014:0132 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2014:0133 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2014:0132, RHSA-2014:0133 |
Timeline
- 2026-10-02 Threatist record created from CVE-2014-1477
- 2026-10-03 Alias added: GHSA-fvm9-rhpq-gg3j
References
Exploit 11
- https://bugzilla.mozilla.org/show_bug.cgi?id=950000
- https://bugzilla.mozilla.org/show_bug.cgi?id=953114
- https://bugzilla.mozilla.org/show_bug.cgi?id=945334
- https://bugzilla.mozilla.org/show_bug.cgi?id=925896
- https://bugzilla.mozilla.org/show_bug.cgi?id=950438
- https://bugzilla.mozilla.org/show_bug.cgi?id=937132
- https://bugzilla.mozilla.org/show_bug.cgi?id=921470
- https://bugzilla.mozilla.org/show_bug.cgi?id=937697
- https://bugzilla.mozilla.org/show_bug.cgi?id=945939
- https://bugzilla.mozilla.org/show_bug.cgi?id=951366
- https://bugzilla.mozilla.org/show_bug.cgi?id=936808
Advisory 15
- USN-2119-1
- openSUSE-SU-2014:0212
- http://www.mozilla.org/security/announce/2014/mfsa2014-01.html
- RHSA-2014:0132
- DSA-2858
- USN-2102-2
- RHSA-2014:0133
- GLSA-201504-01
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- FEDORA-2014-2083
- openSUSE-SU-2014:0419
- FEDORA-2014-2041
- SUSE-SU-2014:0248
- openSUSE-SU-2014:0213
- USN-2102-1
Sources
- CVE-2014-1477 · CVE Program
- CVE-2014-1477 · NVD
- FIRST EPSS
- GHSA-fvm9-rhpq-gg3j · GitHub Advisory Database · CC BY 4.0
- CVE-2014-1477 · Red Hat security data · CC BY 4.0
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