CVE-2014-3668

NONECVSS 0.0Elevated
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 27%CVSS: —Exploit: NoneExposed: 0

A fix is available — apply it.

Buffer overflow in the date_from_ISO8601 function in the mkgmtime implementation in libxmlrpc/xmlrpc.c in the XMLRPC extension in PHP before 5.4.34, 5.5.x before 5.5.18, and 5.6.x before 5.6.2 allows remote attackers to cause a denial of service (application crash) via (1) a crafted first argument to the xmlrpc_set_type function or (2) a crafted argument to the xmlrpc_decode function, related to an out-of-bounds read operation.

CVSS v3
—
EG Score
0.0(none)
EPSS
97.8%
KEV
Not listed

Published

October 29, 2014

Last Modified

May 6, 2026

References (50)

Vendor Advisories for CVE-2014-3668(2)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(5)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuphp5-xmlrpc (5.5.12+dfsg-2ubuntu4.1) @ utopic2026-05-28ubuntu
redhatphp55-php-0:5.5.6-13.el72014-10-30redhat
redhatphp53-0:5.3.3-26.el5_112014-10-30redhat
redhatphp-0:5.4.16-23.el7_0.32014-10-30redhat
redhatphp54-php-0:5.4.16-22.el72014-10-30redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(3)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 9× in last 7d / 36× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-22 21:54 UTCEG score recompute
  2. 2026-07-22 14:04 UTCEPSS rescore
  3. 2026-07-21 15:21 UTCEPSS rescore
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  42. 2026-05-29 13:41 UTCEPSS rescore
  43. 2026-05-28 15:18 UTCEG score recompute
  44. 2026-05-28 15:18 UTCVendor advisory
  45. 2026-05-28 15:18 UTCGHSA enrichment
  46. 2026-05-28 13:42 UTCEPSS rescore
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  49. 2026-05-27 13:38 UTCEPSS rescore
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  63. 2026-05-18 21:29 UTCEPSS rescore

Frequently asked(4)

What is CVE-2014-3668?
CVE-2014-3668 is a none vulnerability published on October 29, 2014. Buffer overflow in the datefromISO8601 function in the mkgmtime implementation in libxmlrpc/xmlrpc.c in the XMLRPC extension in PHP before 5.4.34, 5.5.x before 5.5.18, and 5.6.x before 5.6.2 allows remote attackers to cause a denial of service (application crash) via (1) a crafted first argument to…
When was CVE-2014-3668 disclosed?
CVE-2014-3668 was first published in the National Vulnerability Database on October 29, 2014, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2014-3668 actively exploited?
CVE-2014-3668 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 97.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2014-3668?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2014-3668, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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