CVE-2021-4433 - CVE House
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Status published Medium CVE-2021-4433

Karjasoft Sami HTTP Server HTTP HEAD Rrequest denial of service

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • fernando.mengali (VulDB User)

References

Affected Vendor

Affected Software

Sami HTTP Server
Vulnerable Versions:
2.0

Timeline

Official Publish: January 18th, 2024
Last Modified: October 23rd, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weaknesses (CWE)

CWE-404

MITRE ATT&CK TTPs

T1499 Endpoint Denial of Service
Impact
T1498 Network Denial of Service
Impact
T1562 Impair Defenses
Defense Evasion
T1190 Exploit Public-Facing Application
Initial Access
T1046 Network Service Discovery
Discovery