CVE-2014-6287
CriticalExploitedPublic exploitThe 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.
Published Oct 7, 2014 · Updated Apr 22, 2026
Key Facts
Patch immediately- CVE-2014-6287 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting HTTP File Server (Rejetto).
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jun 3, 2019. Public exploit code is available.
- EPSS estimates a 99% probability of exploitation in the next 30 days.
- Fixed versions are available, including HTTP File Server 2.3c.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
99%
Higher than 99.9% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2014-6287 brief as a PDF
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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.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Mar 25, 2022 | Apr 15, 2022 | Not reported |
| Industry KEV feed | Jun 3, 2019 | Apr 15, 2022 | Not reported |
| CIRCL KEV | Mar 25, 2022 | Apr 15, 2022 | Not reported |
| ENISA EUVD | Mar 25, 2022 | n/a | Not reported |
Required action: Apply updates per vendor instructions.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| HTTP File ServerRejetto | See advisory | 2.3c |
Patched Releases
HTTP File Server
2.3c
Timeline
Publicly disclosed
Oct 7, 2014
Added to Industry KEV feed
Jun 3, 2019
Added to CISA KEV
Mar 25, 2022
Added to CIRCL KEV
Mar 25, 2022
Added to ENISA EUVD
Mar 25, 2022
Last updated
Apr 22, 2026
Weakness Type
- CWE-94 Improper Control of Generation of Code ('Code Injection')
References
- advisoryVU#251276
- exploithttp://packetstormsecurity.com/files/128243/HttpFileServer-2.3.x-Remote-Command-Execution.html
- exploithttp://packetstormsecurity.com/files/135122/Rejetto-HTTP-File-Server-2.3.x-Remote-Code-Execution.html
- exploithttp://packetstormsecurity.com/files/160264/Rejetto-HttpFileServer-2.3.x-Remote-Command-Execution.html
- exploithttp://packetstormsecurity.com/files/161503/HFS-HTTP-File-Server-2.3.x-Remote-Code-Execution.html
FAQ
Common Questions.
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.
Affected: HTTP File Server (Rejetto). The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jun 3, 2019.
Yes. It was added on Mar 25, 2022 with a federal remediation due date of Apr 15, 2022.
Public exploit code is available.
Fixed versions are available, including HTTP File Server 2.3c.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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