CVE-2013-1676: n/a vulnerability

CVE-2013-1676: The SelectionIterator::GetNextSegment function in Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0...

The SelectionIterator::GetNextSegment function in Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 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, 15:13 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 execute code on systems running the listed vulnerable Firefox or Thunderbird versions. The source bundle does not show active exploitation, but the impact is serious where legacy software remains in use. Exposure is most likely in legacy desktops, servers, or golden images still running the affected Mozilla versions or old distribution packages. Current supported Firefox and Thunderbird versions are not identified as affected in the source bundle. Prioritize remediation if legacy Mozilla software is still present. This is not a current KEV-listed emergency from the supplied evidence, but remote code execution potential makes unpatched legacy endpoints a meaningful business risk. Mitigation focus: Upgrade Firefox to 21.0 or later where applicable.; Upgrade Firefox ESR 17.x to 17.0.6 or later.; Upgrade Thunderbird or Thunderbird ESR to 17.0.6 or later..

Prepared: Jun 14, 2026, 22:07 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-2013-1676 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: May 16, 2013, 10:00 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
https://bugzilla.mozilla.org/show_bug.cgi?id=818454CVE reference · x_refsource_CONFIRM
oval:org.mitre.oval:def:16956CVE reference · vdb-entry, signature

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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