CVE-2021-4465

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.

References

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5601.php

https://www.vulncheck.com/advisories/request-serious-play-f3-media-server-remote-dos

https://www.exploit-db.com/exploits/48951

https://packetstorm.news/files/id/159602

https://exchange.xforce.ibmcloud.com/vulnerabilities/190031

https://cxsecurity.com/issue/WLB-2020100122

http://www.request.com/

Details

Source: Mitre, NVD

Published: 2025-11-14

Updated: 2025-11-14

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

CVSS v4

Base Score: 8.7

Vector: 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

Severity: High

EPSS

EPSS: 0.0013