CVE-2014-8634: n/a vulnerability

CVE-2014-8634: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 35.0, Firefox ESR 31.x...

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 35.0, Firefox ESR 31.x before 31.4, Thunderbird before 31.4, and SeaMonkey before 2.32 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 13:26 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2014-8634 covers multiple unspecified memory-corruption flaws in Mozilla’s browser engine. Older Firefox, Firefox ESR, Thunderbird, and SeaMonkey could crash or possibly run attacker-controlled code. The sources identify fixed version thresholds, but do not provide technical root cause, CVSS, or active-exploitation evidence. Exposure is most likely on endpoints, servers, or legacy Linux images still running the affected Mozilla applications or vendor-packaged equivalents from early 2015. Modern managed fleets should have low exposure if browser and mail-client patching is current. Treat this as a legacy-exposure cleanup item with high impact if found. It is not currently flagged as actively exploited in the supplied evidence, but affected versions are very old and should not remain in production. Mitigation focus: Upgrade Firefox to 35.0 or later where applicable.; Upgrade Firefox ESR to 31.4 or later where applicable.; Upgrade Thunderbird to 31.4 or later where applicable..

Prepared: Jun 14, 2026, 05:41 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.

description · low confidence lookup

Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup

cve · low confidence lookup

CVE-2014-8634 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: Jan 14, 2015, 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
firefox-cve20148634-code-exec(99955)CVE reference · vdb-entry, x_refsource_XF
https://bugzilla.mozilla.org/show_bug.cgi?id=1111737CVE reference · x_refsource_CONFIRM
GLSA-201504-01CVE reference · vendor-advisory, x_refsource_GENTOO
https://bugzilla.mozilla.org/show_bug.cgi?id=1109889CVE 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

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