rejetto HFS (aka HTTP File Server) v2.3m Build #300, when virtual files or folders are…
Priority MEDIUM 57CWE-120Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.
Summary
rejetto HFS (aka HTTP File Server) v2.3m Build #300, when virtual files or folders are used, allows remote attackers to trigger an invalid-pointer write access violation via concurrent HTTP requests with a long URI or long HTTP headers.
Why it matters now
EPSS 0.30865 98th percentileScored 2026-11-07
Public exploit Yes 4 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-13432
- 2026-10-03 Alias added: GHSA-grpf-5hh7-jc9q
References
Exploit 4
- http://packetstormsecurity.com/files/157980/HFS-Http-File-Server-2.3m-Build-300-Buffer-Overflow.html
- http://hyp3rlinx.altervista.org/advisories/HFS-HTTP-FILE-SERVER-v2.3-REMOTE-BUFFER-OVERFLOW-DoS.txt
- https://packetstormsecurity.com/files/157980/HFS-Http-File-Server-2.3m-Build-300-Buffer-Overflow.html
- 20200609 CVE-2020-13432 - HFS HTTP File Server / Remote Buffer Overflow DoS
Advisory 1
More Rejetto Http File Server vulnerabilities
- TI-2024-15709 Rejetto HTTP File Server 2.3m Unauthenticated RCE KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05168 The findMacroMarker function in parserLib.pas in Rejetto HTTP File Server (aks HFS or… KEVCVSS 3.1CRITICAL 9.8
- TI-2024-26831 rejetto HFS (aka HTTP File Server) 3 before 0.52.10 on Linux, UNIX, and macOS allows OS… CVSS 3.1CRITICAL 9.9
- TI-2014-06016 The file comment feature in Rejetto HTTP File Server (hfs) 2.3c and earlier allows remote… CVSS 2.0HIGH 7.5
Sources
- CVE-2020-13432 · CVE Program
- CVE-2020-13432 · NVD
- FIRST EPSS
- GHSA-grpf-5hh7-jc9q · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences