Intelligence online17 sources monitored8 actively exploited 7d26 published 24hChecked recently
Vulnerability record

CVE-2024-23692

Rejetto HTTP File Server Improper Neutralization of Special Elements Used in a Template Engine Vulnerability

CriticalExploitation confirmedCISA KEV Used by ransomware
What should I do?

This vulnerability is in the CISA Known Exploited Vulnerabilities catalog: attackers are using it. If you run HTTP File Server, fix it now.

CISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

US federal civilian agencies must remediate by Jul 30, 2024.

Patch status

Official fix available since

Apply the vendor's update to every affected system. Check the fixed-in versions below where known.

Basis: NVD patch reference

Description

Rejetto HTTP File Server, up to and including version 2.3m, is vulnerable to a template injection vulnerability. This vulnerability allows a remote, unauthenticated attacker to execute arbitrary commands on the affected system by sending a specially crafted HTTP request. As of the CVE assignment date, Rejetto HFS 2.3m is no longer supported.

Source: NIST National Vulnerability Database. Official vulnerability data, reproduced as published.

Affected products

ProductVendorAffected versionsSource
HTTP File ServerRejetto<= 2.4KEV

Sources: KEV = CISA Known Exploited Vulnerabilities catalog.

Intelligence timeline

Developments from the last 30 days, newest first.

  1. CVSS scoredUpdateKEV

    CVE-2024-23692 scored CVSS 9.8: Rejetto HTTP File Server, Rejetto HTTP File Server Improper Neutralization of Special Elements Used in a Template Engine Vulnerability

    CISA lists this as exploited in the wild and known to be used in ransomware campaigns. Unpatched HTTP File Server systems are exposed to active attacks now.

    Basis: NIST National Vulnerability Database

  2. Patch releasedUpdateKEV

    Patch released for CVE-2024-23692: Rejetto HTTP File Server, Rejetto HTTP File Server Improper Neutralization of Special Elements Used in a Template Engine Vulnerability

    An official fix is now available for Rejetto HTTP File Server. This vulnerability is being exploited, so apply it promptly.

    Basis: NVD patch reference

1 earlier event is available with a subscription. See plans.

Coverage

We have not published a story about this vulnerability yet.

References

  • github.com https://github.com/rejetto/hfs?tab=readme-ov-file#installation
  • rejetto.com https://www.rejetto.com/hfs/
  • nvd.nist.gov https://nvd.nist.gov/vuln/detail/CVE-2024-23692
  • github.com https://github.com/rapid7/metasploit-framework/pull/19240
  • mohemiv.com https://mohemiv.com/all/rejetto-http-file-server-2-3m-unauthenticated-rce/
  • vulncheck.com https://vulncheck.com/advisories/rejetto-unauth-rce
  • vicarius.io https://www.vicarius.io/vsociety/posts/cve-2024-23692-detect-rejetto-hfs-vulnerability
  • vicarius.io https://www.vicarius.io/vsociety/posts/cve-2024-23692-rejetto-hfs-mitigate-vulnerability
  • vicarius.io https://www.vicarius.io/vsociety/posts/unauthenticated-rce-flaw-in-rejetto-http-file-server-cve-2024-23692
  • cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-23692