CVE-2013-0778: n/a vulnerability

CVE-2013-0778: The ClusterIterator::NextCluster function in Mozilla Firefox before 19.0, Thunderbird before 17.0.3, and Se...

The ClusterIterator::NextCluster function in Mozilla Firefox before 19.0, Thunderbird before 17.0.3, and SeaMonkey before 2.16 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via unspecified vectors.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 14:41 UTC (UTC+00:00)

Security readout for executives and security teams

This is an old Mozilla browser and mail-client memory safety issue. A remote attacker could potentially crash the application or run code through unspecified content processed by vulnerable Firefox, Thunderbird, or SeaMonkey versions. The main business risk today is lingering legacy software on endpoints or images, not a newly reported campaign. Exposure is likely limited to systems still running the named pre-fixed Mozilla versions, including old Linux packages, legacy desktops, kiosk images, or archived virtual machines. Current supported releases should not be assumed affected from the supplied sources. Prioritize as a legacy software remediation item. It is serious because remote code execution is possible, but urgency depends on whether obsolete Mozilla versions still exist in the environment. Mitigation focus: Upgrade Firefox, Thunderbird, and SeaMonkey beyond the fixed versions named in the CVE.; Apply relevant Ubuntu or openSUSE security updates where those packages are installed.; Remove unsupported legacy Mozilla builds from endpoints and base images..

Prepared: Jun 24, 2026, 11:46 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

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Execution behavior lookup

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cve · low confidence lookup

CVE-2013-0778 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Feb 19, 2013, 23:00 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

3Source 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
oval:org.mitre.oval:def:16619CVE reference · vdb-entry, signature
https://bugzilla.mozilla.org/show_bug.cgi?id=798867CVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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