CVE-2021-4433

Karjasoft Sami HTTP Server HTTP HEAD Rrequest denial of service

HIGH
7.5
CVSS Score
Published: January 18, 2024 at 12:31 AM UTC
Updated: June 17, 2026 at 04:19 AM UTC
1 product affected across 1 vendorSami HTTP Server

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Severity
HIGH7.5
Exploit prediction
EPSS 1%
SSVC
PoC

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

SignaturePermissions RequiredThird Party Advisory
https://vuldb.com/?ctiid.250836
VDB EntryThird Party Advisory
https://vuldb.com/?id.250836

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-404

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