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CVE-2024-23692

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

9.8 CRITICALActively exploited (CISA KEV)Used in ransomwarePublic exploitEPSS 99.5%
  1. Published31 May 2024
  2. Added to CISA KEV9 Jul 2024
  3. Remediation due30 Jul 2024
Actively exploited (CISA KEV)

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.

Added to KEV: 9 Jul 2024Federal remediation due: 30 Jul 2024Used in ransomware

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Rejetto HTTP File Server≤ 2.4

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2024-23692 being actively exploited?

Yes. CVE-2024-23692 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 9 Jul 2024. It has been used in ransomware campaigns.

How severe is CVE-2024-23692?

CVE-2024-23692 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 99.5% probability of exploitation.

Which products are affected by CVE-2024-23692?

Affected products include Rejetto HTTP File Server.

How do I fix CVE-2024-23692?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-23692 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.