CVE-2008-5016: n/a vulnerability

CVE-2008-5016: The layout engine in Mozilla Firefox 3.x before 3.0.4, Thunderbird 2.x before 2.0.0.18, and SeaMonkey 1.x b...

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.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 7, 2024, 10:40 UTC (UTC+00:00)

Security readout for executives and security teams

This is an old Mozilla layout-engine crash issue affecting Firefox, Thunderbird, and SeaMonkey versions from 2008-era releases. A remote attacker could cause the application to crash through crafted content. The supplied evidence supports denial of service, not data theft or code execution. Exposure is mainly legacy workstations, kiosks, lab systems, or old Linux images still running affected Mozilla packages. Modern environments are unlikely exposed unless they retain unsupported browser or mail-client builds. Prioritize cleanup when legacy Mozilla clients remain in production or exposed to untrusted web or email content. For current managed endpoints, this is usually a legacy hygiene issue rather than an emergency. Mitigation focus: Upgrade Firefox to 3.0.4 or later where legacy Firefox exists.; Upgrade Thunderbird to 2.0.0.18 or later where legacy Thunderbird exists.; Upgrade SeaMonkey to 1.1.13 or later where legacy SeaMonkey exists..

Prepared: Jun 28, 2026, 18:33 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cve · low confidence lookup

CVE-2008-5016 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup

Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Nov 13, 2008, 11:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

5Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://bugzilla.mozilla.org/buglist.cgi?bug_id=439206%2C453406%2C458637%2C444864%2C452157%2C449111%2C444260%2C457375%2C433429%2C443528%2C430394CVE reference · x_refsource_MISC
FEDORA-2008-9667CVE reference · vendor-advisory, x_refsource_FEDORA
oval:org.mitre.oval:def:11356CVE reference · vdb-entry, signature
FEDORA-2008-9669CVE reference · vendor-advisory, x_refsource_FEDORA

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.