{"id":"CVE-2021-4433","state":"PUBLISHED","title":"Karjasoft Sami HTTP Server HTTP HEAD Rrequest denial of service","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.","publishedAt":"2024-01-18T00:31:03.590Z","updatedAt":"2024-10-23T18:22:58.309Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","source":"VulDB"},"assigner":"VulDB","products":["Karjasoft Sami HTTP Server"],"affected":[{"vendor":"Karjasoft","product":"Sami HTTP Server","versions":[{"version":"2.0","status":"affected"}],"modules":["HTTP HEAD Rrequest Handler"]}],"references":["https://vuldb.com/?id.250836","https://vuldb.com/?ctiid.250836","https://packetstormsecurity.com/files/163138/Sami-HTTP-Server-2.0-Denial-Of-Service.html"],"weaknesses":["CWE-404"],"ingestedAt":"2026-10-29T19:49:23.890Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/4xxx/CVE-2021-4433.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-4433","state":"PUBLISHED","datePublished":"2024-01-18T00:31:03.590Z","dateUpdated":"2024-10-23T18:22:58.309Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2024-01-16T15:21:53.574Z"},"containers":{"cna":{"title":"Karjasoft Sami HTTP Server HTTP HEAD Rrequest denial of service","descriptions":[{"lang":"en","value":"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."},{"lang":"de","value":"Es wurde eine problematische Schwachstelle in Karjasoft Sami HTTP Server 2.0 ausgemacht. Hiervon betroffen ist ein unbekannter Codeblock der Komponente HTTP HEAD Rrequest Handler. Durch die Manipulation mit unbekannten Daten kann eine denial of service-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. Der Exploit steht zur öffentlichen Verfügung."}],"affected":[{"vendor":"Karjasoft","product":"Sami HTTP Server","versions":[{"version":"2.0","status":"affected"}],"modules":["HTTP HEAD Rrequest Handler"]}],"references":[{"url":"https://vuldb.com/?id.250836","tags":["vdb-entry"]},{"url":"https://vuldb.com/?ctiid.250836","tags":["signature","permissions-required"]},{"url":"https://packetstormsecurity.com/files/163138/Sami-HTTP-Server-2.0-Denial-Of-Service.html","tags":["exploit"]}],"metrics":[{"cvssV3_1":{"version":"3.1","baseScore":5.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":5.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-404","type":"CWE","lang":"en","description":"CWE-404 Denial of Service"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2024-01-18T00:31:03.590Z"},"timeline":[{"time":"2024-01-16T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2024-01-16T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2024-01-16T16:27:07.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"fernando.mengali (VulDB User)","type":"reporter"}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://vuldb.com/?id.250836","tags":["vdb-entry","x_transferred"]},{"url":"https://vuldb.com/?ctiid.250836","tags":["signature","permissions-required","x_transferred"]},{"url":"https://packetstormsecurity.com/files/163138/Sami-HTTP-Server-2.0-Denial-Of-Service.html","tags":["exploit","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T17:30:07.081Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-23T18:21:08.931814Z","id":"CVE-2021-4433","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-23T18:22:58.309Z"}}]}}}