How severe is CVE-2014-6287?

CVE-2014-6287 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2014-6287 being actively exploited?

Yes. CVE-2014-6287 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-03-25, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2014-6287?

CVE-2014-6287 affects Rejetto Http File Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-6287?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2014-6287 have an EU (EUVD) identifier?

Yes. CVE-2014-6287 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2014-6172. It is also flagged as exploited in the EUVD (since 2022-03-25).

When was CVE-2014-6287 published?

CVE-2014-6287 was published on 2014-10-07 and last updated on 2026-06-17.

CVE-2014-6287

CVE-2014-6287 is a critical-severity vulnerability in Rejetto Http File Server with a CVSS 3.x base score of 9.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2022-03-25). The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 99% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2022-03-25)
EU (EUVD) id: EUVD-2014-6172
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2022-03-25)
Weakness: CWE-94
Affected product: Rejetto Http File Server
Published: 2014-10-07
Last modified: 2026-06-17

Description

The findMacroMarker function in parserLib.pas in Rejetto HTTP File Server (aks HFS or HttpFileServer) 2.3x before 2.3c allows remote attackers to execute arbitrary programs via a %00 sequence in a search action.

Frequently asked questions

What is CVE-2014-6287?: The findMacroMarker function in parserLib.pas in Rejetto HTTP File Server (aks HFS or HttpFileServer) 2.3x before 2.3c allows remote attackers to execute arbitrary programs via a %00 sequence in a search action.
How severe is CVE-2014-6287?: CVE-2014-6287 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2014-6287 being actively exploited?: Yes. CVE-2014-6287 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-03-25, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2014-6287?: CVE-2014-6287 affects Rejetto Http File Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-6287?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2014-6287 have an EU (EUVD) identifier?: Yes. CVE-2014-6287 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2014-6172. It is also flagged as exploited in the EUVD (since 2022-03-25).
When was CVE-2014-6287 published?: CVE-2014-6287 was published on 2014-10-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:rejetto:http_file_server:*:*:*:*:*:*:*:*

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