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CVE-2024-23692 (GCVE-0-2024-23692)

Vulnerability from cvelistv5 – Published: 2024-05-31 09:36 – Updated: 2026-08-11 03:55 Unsupported When Assigned
VLAI CISA Shadowserver Previdian
Title
Rejetto HTTP File Server 2.3m Unauthenticated RCE
Summary
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.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: active Automatable: yes Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-06-27 00:00 UTC
CWE
  • CWE-1336 - Improper Neutralization of Special Elements Used in a Template Engine
Assigner
References
Impacted products
Vendor Product Version CPE status
Rejetto HTTP File Server Affected: 0 , ≤ 2.3m (custom)
    cpe:2.3:a:rejetto:http_file_server:*:*:*:*:*:*:*:*
Create a notification for this product.
rejetto http_file_server Affected: 0 , ≤ 2.3m (custom)
    cpe:2.3:a:rejetto:http_file_server:2.3m:*:*:*:*:*:*:*
Create a notification for this product.
Credits
Arseniy Sharoglazov
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 06724f64-88ab-4a83-a881-cf87bd7d3487

Vulnerability ID: CVE-2024-23692

Status: Confirmed

Status Updated: 2024-07-09 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2024-07-09
Asserted: 2024-07-09
Scope
Notes: KEV entry: Rejetto HTTP File Server Improper Neutralization of Special Elements Used in a Template Engine Vulnerability | Affected: Rejetto / HTTP File Server | Description: 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. | Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. | Due date: 2024-07-30 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): The patched Rejetto HTTP File Server (HFS) is version 3: https://github.com/rejetto/hfs?tab=readme-ov-file#installation, https://www.rejetto.com/hfs/ ; https://nvd.nist.gov/vuln/detail/CVE-2024-23692
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-1336
Feed CISA Known Exploited Vulnerabilities Catalog
Product HTTP File Server
Due Date 2024-07-30
Date Added 2024-07-09
Vendorproject Rejetto
Vulnerabilityname Rejetto HTTP File Server Improper Neutralization of Special Elements Used in a Template Engine Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:26 UTC | Updated: 2026-02-06 07:17 UTC
Shadowserver
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 06e6a267-701c-4b0f-9e56-213b7fa2b49c

Vulnerability ID: CVE-2024-23692

Status: Confirmed

Status Updated: 2026-07-19 00:00 UTC

Exploited: Yes

Characteristics
Severity: 98.0
Timestamps
First Seen: 2024-11-13
Asserted: 2024-11-13
Last Seen: 2026-07-19
Scope
Asset Exposure: ['internet-facing']
Notes: Affected: Rejetto / Rejetto HTTP File Server | Class: web-server | Severity: Critical (CVSS 9.8) | IoT: no | In CISA KEV: yes | Honeypot connections on 2026-07-19: 1
Evidence

Type: Honeypot

Signal: In The Wild Attempts

Confidence: 70%

Source: shadowserver

Details
1D 1
Iot no
Feed Shadowserver Foundation honeypot/exploited-vulnerabilities
Type http-scan
Class web-server
7D Avg 0
Vendor Rejetto
30D Avg 0
90D Avg 2
Product Rejetto HTTP File Server
Cisa Kev yes
Connections 1
Observation Date 2026-07-19
Vulnerability Class CVSS
Vulnerability Score 9.8
Vulnerability Severity Critical
References
Created: 2026-06-30 09:23 UTC | Updated: 2026-07-21 01:02 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: fbbadc03-fddc-48db-99bc-0d7441450f15

Vulnerability ID: CVE-2024-23692

Status: Confirmed

Status Updated: 2024-07-09 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2024-07-09
Asserted: 2024-07-09
Scope
Notes: KEVIntel entry: Rejetto HTTP File Server 2.3m Unauthenticated RCE | Affected: Rejetto / HTTP File Server | CVSS: 9.8 (CRITICAL) | Used in malware: unknown | Not yet in CISA KEV: False
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title Rejetto HTTP File Server 2.3m Unauthenticated RCE
Vendor Rejetto
Product HTTP File Server
Added Date 2024-07-09T00:00:00.000Z
Cvss Score 9.8
Epss Score None
Cvss Severity CRITICAL
Epss Percentile None
Used In Malware unknown
Ahead Of Cisa Kev None
Not Yet In Cisa Kev False
References
Created: 2026-06-23 14:05 UTC | Updated: 2026-07-10 06:14 UTC
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.