The layout engine in Mozilla Firefox 3.x before 3.0.4, Thunderbird 2.x before 2.0.0.18…
Priority LOW 27CWE-399Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-399 and the CVSS impact.
Summary
The layout engine in Mozilla Firefox 3.x before 3.0.4, Thunderbird 2.x before 2.0.0.18, and SeaMonkey 1.x before 1.1.13 allows remote attackers to cause a denial of service (crash) via multiple vectors that trigger an assertion failure or other consequences.
Why it matters now
EPSS 0.02271 83rd percentileScored 2026-11-07
Fix Fixed Red Hat: 3 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 · 42
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | up to 3.0.3 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:3.0:alpha:*:*:*:*:*:* | 3.0 alpha | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:3.0:beta2:*:*:*:*:*:* | 3.0 beta2 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:3.0:beta5:*:*:*:*:*:* | 3.0 beta5 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:3.0.1:*:*:*:*:*:*:* | 3.0.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:3.0.2:*:*:*:*:*:*:* | 3.0.2 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* | up to 1.1.12 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.0:*:*:*:*:*:*:* | 1.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.0:alpha:*:*:*:*:*:* | 1.0 alpha | Vulnerable | Mozilla |
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions up to 3.0.3 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:3.0:alpha:*:*:*:*:*:* Versions 3.0 alpha Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:3.0:beta2:*:*:*:*:*:* Versions 3.0 beta2 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:3.0:beta5:*:*:*:*:*:* Versions 3.0 beta5 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:3.0.1:*:*:*:*:*:*:* Versions 3.0.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:3.0.2:*:*:*:*:*:*:* Versions 3.0.2 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* Versions up to 1.1.12 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.0:alpha:*:*:*:*:*:* Versions 1.0 alpha Vulnerable ·Mozilla
Show 32 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:seamonkey:1.0:beta:*:*:*:*:*:* | 1.0 beta | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.0.1:*:*:*:*:*:*:* | 1.0.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.0.2:*:*:*:*:*:*:* | 1.0.2 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.0.3:*:*:*:*:*:*:* | 1.0.3 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.0.4:*:*:*:*:*:*:* | 1.0.4 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.0.5:*:*:*:*:*:*:* | 1.0.5 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.0.6:*:*:*:*:*:*:* | 1.0.6 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.0.7:*:*:*:*:*:*:* | 1.0.7 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.0.8:*:*:*:*:*:*:* | 1.0.8 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.0.9:*:*:*:*:*:*:* | 1.0.9 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1:*:*:*:*:*:*:* | 1.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1:alpha:*:*:*:*:*:* | 1.1 alpha | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1:beta:*:*:*:*:*:* | 1.1 beta | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1.1:*:*:*:*:*:*:* | 1.1.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1.2:*:*:*:*:*:*:* | 1.1.2 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1.3:*:*:*:*:*:*:* | 1.1.3 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1.4:*:*:*:*:*:*:* | 1.1.4 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1.5:*:*:*:*:*:*:* | 1.1.5 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1.6:*:*:*:*:*:*:* | 1.1.6 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1.7:*:*:*:*:*:*:* | 1.1.7 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1.8:*:*:*:*:*:*:* | 1.1.8 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1.9:*:*:*:*:*:*:* | 1.1.9 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1.10:*:*:*:*:*:*:* | 1.1.10 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:1.1.11:*:*:*:*:*:*:* | 1.1.11 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | up to 2.0.0.17 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:2.0.0.0:*:*:*:*:*:*:* | 2.0.0.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:2.0.0.4:*:*:*:*:*:*:* | 2.0.0.4 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:2.0.0.5:*:*:*:*:*:*:* | 2.0.0.5 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:2.0.0.6:*:*:*:*:*:*:* | 2.0.0.6 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:2.0.0.9:*:*:*:*:*:*:* | 2.0.0.9 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:2.0.0.12:*:*:*:*:*:*:* | 2.0.0.12 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:2.0.0.14:*:*:*:*:*:*:* | 2.0.0.14 | Vulnerable | Mozilla |
- cpe:2.3:a:mozilla:seamonkey:1.0:beta:*:*:*:*:*:* Versions 1.0 beta Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.0.1:*:*:*:*:*:*:* Versions 1.0.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.0.2:*:*:*:*:*:*:* Versions 1.0.2 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.0.3:*:*:*:*:*:*:* Versions 1.0.3 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.0.4:*:*:*:*:*:*:* Versions 1.0.4 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.0.5:*:*:*:*:*:*:* Versions 1.0.5 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.0.6:*:*:*:*:*:*:* Versions 1.0.6 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.0.7:*:*:*:*:*:*:* Versions 1.0.7 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.0.8:*:*:*:*:*:*:* Versions 1.0.8 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.0.9:*:*:*:*:*:*:* Versions 1.0.9 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1:alpha:*:*:*:*:*:* Versions 1.1 alpha Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1:beta:*:*:*:*:*:* Versions 1.1 beta Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1.1:*:*:*:*:*:*:* Versions 1.1.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1.2:*:*:*:*:*:*:* Versions 1.1.2 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1.3:*:*:*:*:*:*:* Versions 1.1.3 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1.4:*:*:*:*:*:*:* Versions 1.1.4 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1.5:*:*:*:*:*:*:* Versions 1.1.5 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1.6:*:*:*:*:*:*:* Versions 1.1.6 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1.7:*:*:*:*:*:*:* Versions 1.1.7 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1.8:*:*:*:*:*:*:* Versions 1.1.8 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1.9:*:*:*:*:*:*:* Versions 1.1.9 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1.10:*:*:*:*:*:*:* Versions 1.1.10 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:1.1.11:*:*:*:*:*:*:* Versions 1.1.11 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* Versions up to 2.0.0.17 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:2.0.0.0:*:*:*:*:*:*:* Versions 2.0.0.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:2.0.0.4:*:*:*:*:*:*:* Versions 2.0.0.4 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:2.0.0.5:*:*:*:*:*:*:* Versions 2.0.0.5 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:2.0.0.6:*:*:*:*:*:*:* Versions 2.0.0.6 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:2.0.0.9:*:*:*:*:*:*:* Versions 2.0.0.9 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:2.0.0.12:*:*:*:*:*:*:* Versions 2.0.0.12 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:2.0.0.14:*:*:*:*:*:*:* Versions 2.0.0.14 Vulnerable ·Mozilla
Remediation
Red Hat 3 advisories
- RHSA-2008:0976 Released 2008-11-20 · Red Hat rating Moderatethunderbird security update
- Red Hat Enterprise Linux AS version 4 thunderbird-1.5.0.12-17.el4, thunderbird-1.5.0.12-17.el4.i386, thunderbird-1.5.0.12-17.el4.ia64 +1
- Red Hat Enterprise Linux Desktop (v. 5 client) thunderbird-2.0.0.18-1.el5, thunderbird-2.0.0.18-1.el5.i386
- Red Hat Enterprise Linux Desktop version 4 thunderbird-1.5.0.12-17.el4, thunderbird-1.5.0.12-17.el4.i386
- Red Hat Enterprise Linux ES version 4 thunderbird-1.5.0.12-17.el4, thunderbird-1.5.0.12-17.el4.i386, thunderbird-1.5.0.12-17.el4.ia64
- Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) thunderbird-2.0.0.18-1.el5, thunderbird-2.0.0.18-1.el5.i386
- Red Hat Enterprise Linux WS version 4 thunderbird-1.5.0.12-17.el4, thunderbird-1.5.0.12-17.el4.i386, thunderbird-1.5.0.12-17.el4.ia64
- RHSA-2008:0978 Released 2008-11-13 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux (v. 5 server) devhelp-0.12-20.el5, devhelp-0.12-20.el5.i386, devhelp-0.12-20.el5.ia64 +41
- Red Hat Enterprise Linux AS version 4 firefox-3.0.4-1.el4, firefox-3.0.4-1.el4.i386, firefox-3.0.4-1.el4.ia64 +9
- Red Hat Enterprise Linux Desktop (v. 5 client) devhelp-0.12-20.el5, devhelp-0.12-20.el5.i386, firefox-3.0.4-1.el5 +9
- Red Hat Enterprise Linux Desktop Workstation (v. 5 client) devhelp-0.12-20.el5, devhelp-devel-0.12-20.el5, devhelp-devel-0.12-20.el5.i386 +10
- Red Hat Enterprise Linux Desktop version 4 firefox-3.0.4-1.el4, firefox-3.0.4-1.el4.i386, nss-3.12.1.1-3.el4 +3
- Red Hat Enterprise Linux ES version 4 firefox-3.0.4-1.el4, firefox-3.0.4-1.el4.i386, firefox-3.0.4-1.el4.ia64 +6
- Red Hat Enterprise Linux WS version 4 firefox-3.0.4-1.el4, firefox-3.0.4-1.el4.i386, firefox-3.0.4-1.el4.ia64 +6
- RHSA-2008:0977 Released 2008-11-13 · Red Hat rating Criticalseamonkey security update
- Red Hat Desktop version 3 seamonkey-1.0.9-0.25.el3, seamonkey-1.0.9-0.25.el3.i386, seamonkey-chat-1.0.9-0.25.el3 +17
- Red Hat Enterprise Linux AS (Advanced Server) version 2.1 seamonkey-1.0.9-0.21.el2, seamonkey-1.0.9-0.21.el2.i386, seamonkey-1.0.9-0.21.el2.ia64 +18
- Red Hat Enterprise Linux AS version 3 seamonkey-1.0.9-0.25.el3, seamonkey-1.0.9-0.25.el3.i386, seamonkey-1.0.9-0.25.el3.ia64 +37
- Red Hat Enterprise Linux AS version 4 seamonkey-1.0.9-28.el4, seamonkey-1.0.9-28.el4.i386, seamonkey-1.0.9-28.el4.ia64 +21
- Red Hat Enterprise Linux Desktop version 4 seamonkey-1.0.9-28.el4, seamonkey-1.0.9-28.el4.i386, seamonkey-chat-1.0.9-28.el4 +9
- Red Hat Enterprise Linux ES version 2.1 seamonkey-1.0.9-0.21.el2, seamonkey-1.0.9-0.21.el2.i386, seamonkey-chat-1.0.9-0.21.el2.i386 +8
- Red Hat Enterprise Linux ES version 3 seamonkey-1.0.9-0.25.el3, seamonkey-1.0.9-0.25.el3.i386, seamonkey-1.0.9-0.25.el3.ia64 +27
- Red Hat Enterprise Linux ES version 4 seamonkey-1.0.9-28.el4, seamonkey-1.0.9-28.el4.i386, seamonkey-1.0.9-28.el4.ia64 +15
- Red Hat Enterprise Linux WS version 2.1 seamonkey-1.0.9-0.21.el2, seamonkey-1.0.9-0.21.el2.i386, seamonkey-chat-1.0.9-0.21.el2.i386 +8
- Red Hat Enterprise Linux WS version 3 seamonkey-1.0.9-0.25.el3, seamonkey-1.0.9-0.25.el3.i386, seamonkey-1.0.9-0.25.el3.ia64 +27
- Red Hat Enterprise Linux WS version 4 seamonkey-1.0.9-28.el4, seamonkey-1.0.9-28.el4.i386, seamonkey-1.0.9-28.el4.ia64 +15
- Red Hat Linux Advanced Workstation 2.1 seamonkey-1.0.9-0.21.el2, seamonkey-1.0.9-0.21.el2.ia64, seamonkey-chat-1.0.9-0.21.el2.ia64 +8
Vendor assessments
Red Hat
Red Hat rating: Critical. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Desktop version 3 | Fixed | RHSA-2008:0977 |
| Red Hat Enterprise Linux (v. 5 server) | Fixed | RHSA-2008:0978 |
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | Fixed | RHSA-2008:0977 |
| Red Hat Enterprise Linux AS version 3 | Fixed | RHSA-2008:0977 |
| Red Hat Enterprise Linux AS version 4 | Fixed | RHSA-2008:0976, RHSA-2008:0977, RHSA-2008:0978 |
| Red Hat Enterprise Linux Desktop (v. 5 client) | Fixed | RHSA-2008:0976, RHSA-2008:0978 |
| Red Hat Enterprise Linux Desktop Workstation (v. 5 client) | Fixed | RHSA-2008:0978 |
| Red Hat Enterprise Linux Desktop version 4 | Fixed | RHSA-2008:0976, RHSA-2008:0977, RHSA-2008:0978 |
| Red Hat Enterprise Linux ES version 2.1 | Fixed | RHSA-2008:0977 |
| Red Hat Enterprise Linux ES version 3 | Fixed | RHSA-2008:0977 |
| Red Hat Enterprise Linux ES version 4 | Fixed | RHSA-2008:0976, RHSA-2008:0977, RHSA-2008:0978 |
| Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) | Fixed | RHSA-2008:0976 |
| Red Hat Enterprise Linux WS version 2.1 | Fixed | RHSA-2008:0977 |
| Red Hat Enterprise Linux WS version 3 | Fixed | RHSA-2008:0977 |
| Red Hat Enterprise Linux WS version 4 | Fixed | RHSA-2008:0976, RHSA-2008:0977, RHSA-2008:0978 |
| Red Hat Linux Advanced Workstation 2.1 | Fixed | RHSA-2008:0977 |
Timeline
- 2026-10-02 Threatist record created from CVE-2008-5016
- 2026-10-03 Alias added: GHSA-9gm5-4h53-36xh
References
Advisory 12
More Mozilla Firefox vulnerabilities
- TI-2024-08981 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.8
- TI-2022-09832 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.6
- TI-2019-08769 Improper input validation in Mozilla Firefox ESR KEVCVSS 3.1CRITICAL 10.0
- TI-2010-03577 Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before… KEVCVSS 3.1CRITICAL 9.8
- TI-2023-04799 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2023-04477 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2008-5016 · CVE Program
- CVE-2008-5016 · NVD
- FIRST EPSS
- GHSA-9gm5-4h53-36xh · GitHub Advisory Database · CC BY 4.0
- CVE-2008-5016 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences