CVE-2024-23692
Rejetto HTTP File Server contains an improper neutralization of special elements used in a template engine vulnerability. This allows a remote, unauthenticated attacker to execute commands on the affected system by sending a specially crafted HTTP request.
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- github.com/rapid7/metasploit-framework/pull/19240ExploitIssue Tracking
- mohemiv.com/all/rejetto-http-file-server-2-3m-unauthenticated-rce/Exploit
- vulncheck.com/advisories/rejetto-unauth-rceThird Party Advisory
- vicarius.io/vsociety/posts/cve-2024-23692-detect-rejetto-hfs-vulnerabilityExploitThird Party Advisory
- vicarius.io/vsociety/posts/cve-2024-23692-rejetto-hfs-mitigate-vulnerabilityExploitThird Party Advisory
- vicarius.io/vsociety/posts/unauthenticated-rce-flaw-in-rejetto-http-file-server-cve-2024-23692ExploitThird Party Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-23692US Government Resource
Actively exploited and used by ransomware crews. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 819 days
- Ransomware
- Used in known ransomware campaigns
- CVSS
- 9.8 CRITICAL
- EPSS (30-day exploit probability)
- 99.5% · top 1% of all CVEs
- Weakness
- CWE-1336
- Attack vector
- Network, remotely reachable
- Preconditions
- No privileges and no user interaction
- 1.Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
- 4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
- 5.Verify offline/immutable backups and segment the affected systems. This flaw is used for ransomware initial access.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.