VulnerabilityModified
CVE-2020-13432
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.
HIGH 7.5EPSS 30.9%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 30.9%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
Description
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 30.86% probability · 98th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120
- Affected
- rejetto/http file server
- Source
- cve@mitre.org
References
- http://hyp3rlinx.altervista.org/advisories/HFS-HTTP-FILE-SERVER-v2.3-REMOTE-BUFFER-OVERFLOW-DoS.txtExploit, Third Party Advisory
- http://packetstormsecurity.com/files/157980/HFS-Http-File-Server-2.3m-Build-300-Buffer-Overflow.htmlExploit, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2020/Jun/13Exploit, Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Apr/12
- https://github.com/rejetto/hfs2/commit/b8ebfc4e22948e1a61506cd66e397b61ea5ea5dePatch, Third Party Advisory
- https://packetstormsecurity.com/files/157980/HFS-Http-File-Server-2.3m-Build-300-Buffer-Overflow.htmlExploit, Third Party Advisory, VDB Entry
- https://www.rejetto.com/hfs/?f=wnRelease Notes, Vendor Advisory
- http://hyp3rlinx.altervista.org/advisories/HFS-HTTP-FILE-SERVER-v2.3-REMOTE-BUFFER-OVERFLOW-DoS.txtExploit, Third Party Advisory
- http://packetstormsecurity.com/files/157980/HFS-Http-File-Server-2.3m-Build-300-Buffer-Overflow.htmlExploit, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2020/Jun/13Exploit, Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Apr/12
- https://github.com/rejetto/hfs2/commit/b8ebfc4e22948e1a61506cd66e397b61ea5ea5dePatch, Third Party Advisory
- https://packetstormsecurity.com/files/157980/HFS-Http-File-Server-2.3m-Build-300-Buffer-Overflow.htmlExploit, Third Party Advisory, VDB Entry
- https://www.rejetto.com/hfs/?f=wnRelease Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.