CVE-2021-4465

Nov. 18, 2025, 5:15 p.m.

8.7
High

Description

ReQuest Serious Play F3 Media Server versions 7.0.3.4968 (Pro), 7.0.2.4954, 6.5.2.4954, 6.4.2.4681, 6.3.2.4203, and 2.0.1.823 contain a remote denial-of-service vulnerability. The device can be shut down or rebooted by an unauthenticated attacker through a single crafted HTTP GET request, allowing remote interruption of service availability.

Product(s) Impacted

Product Versions
serious_play_f3_media_server
  • 7.0.3.4968
serious_play_f3_media_server
  • 7.0.2.4954
serious_play_f3_media_server
  • 6.5.2.4954
serious_play_f3_media_server
  • 6.4.2.4681
serious_play_f3_media_server
  • 6.3.2.4203
serious_play_f3_media_server
  • 2.0.1.823

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-400
Uncontrolled Resource Consumption
The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

References

http://www.request.com/
https://cxsecurity.com/issue/WLB-2020100122
https://exchange.xforce.ibmcloud.com/vulnerabilities/190031
https://packetstorm.news/files/id/159602
https://www.exploit-db.com/exploits/48951
https://www.vulncheck.com/advisories/request-serious-play-f3-media-server-remote-dos
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5601.php
https://cxsecurity.com/issue/WLB-2020100122
https://www.exploit-db.com/exploits/48951
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5601.php

Tags

CWE-400
disclosure@vulncheck.com
2025-11-14
CVE-2021-4465

CVSS Score

8.7 / 10

CVSS Data - 4.0

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Attack Requirements: NONE
  • Privileges Required: NONE
  • User Interaction: NONE
  • Scope:
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: HIGH
  • Exploit Maturity: NOT_DEFINED

    • CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

    View Vector String

Timeline

Published: Nov. 14, 2025, 11:15 p.m.
Last Modified: Nov. 18, 2025, 5:15 p.m.

Status : Awaiting Analysis

CVE has been marked for Analysis. Normally once in this state the CVE will be analyzed by NVD staff within 24 hours.

More info

Source

disclosure@vulncheck.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.