CVE-2021-4433

7.5 highEPSS 1.3%

High (7.5) in karjasoft sami http server. EPSS 1.3% chance of exploitation in the next 30 days.

A vulnerability was found in Karjasoft Sami HTTP Server 2.0. It has been classified as problematic. Affected is an unknown function of the component HTTP HEAD Rrequest Handler. The manipulation leads to denial of service. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-250836.

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 1.3% chance of exploitation in the next 30 days; higher than 69% of CVEs (scores of 2026-10-31)
CWE: CWE-404
Published: 2024-01-18
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

karjasoft:sami_http_server

References

https://packetstormsecurity.com/files/163138/Sami-HTTP-Server-2.0-Denial-Of-Service.html
https://vuldb.com/?ctiid.250836
https://vuldb.com/?id.250836
https://packetstormsecurity.com/files/163138/Sami-HTTP-Server-2.0-Denial-Of-Service.html
https://vuldb.com/?ctiid.250836

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