{"id":"CVE-2025-4883","state":"PUBLISHED","title":"D-Link DI-8100 Connection Limit Page ctxz.asp ctxz_asp stack-based overflow","description":"A vulnerability was found in D-Link DI-8100 16.07.26A1. It has been declared as critical. This vulnerability affects the function ctxz_asp of the file /ctxz.asp of the component Connection Limit Page. The manipulation of the argument def/defTcp/defUdp/defIcmp/defOther leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.","publishedAt":"2025-05-18T14:31:04.922Z","updatedAt":"2025-05-19T14:10:30.464Z","severity":{"score":8.6,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"VulDB"},"assigner":"VulDB","products":["D-Link DI-8100"],"affected":[{"vendor":"D-Link","product":"DI-8100","versions":[{"version":"16.07.26A1","status":"affected"}],"modules":["Connection Limit Page"]}],"references":["https://vuldb.com/?id.309436","https://vuldb.com/?ctiid.309436","https://vuldb.com/?submit.576392","https://github.com/Yhuanhuan01/DI-8100_Vulnerability_Report/blob/main/DI-8100-Vulnerability_Report_ctxz.md","https://www.dlink.com/"],"weaknesses":["CWE-121","CWE-119"],"ingestedAt":"2026-10-29T20:09:23.771Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/4xxx/CVE-2025-4883.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-4883","state":"PUBLISHED","datePublished":"2025-05-18T14:31:04.922Z","dateUpdated":"2025-05-19T14:10:30.464Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2025-05-17T06:14:18.719Z"},"containers":{"cna":{"title":"D-Link DI-8100 Connection Limit Page ctxz.asp ctxz_asp stack-based overflow","descriptions":[{"lang":"en","value":"A vulnerability was found in D-Link DI-8100 16.07.26A1. It has been declared as critical. This vulnerability affects the function ctxz_asp of the file /ctxz.asp of the component Connection Limit Page. The manipulation of the argument def/defTcp/defUdp/defIcmp/defOther leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used."},{"lang":"de","value":"In D-Link DI-8100 16.07.26A1 wurde eine Schwachstelle ausgemacht. Sie wurde als kritisch eingestuft. Das betrifft die Funktion ctxz_asp der Datei /ctxz.asp der Komponente Connection Limit Page. Mittels Manipulieren des Arguments def/defTcp/defUdp/defIcmp/defOther mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. Der Exploit steht zur öffentlichen Verfügung."}],"affected":[{"vendor":"D-Link","product":"DI-8100","versions":[{"version":"16.07.26A1","status":"affected"}],"modules":["Connection Limit Page"]}],"references":[{"url":"https://vuldb.com/?id.309436","name":"VDB-309436 | D-Link DI-8100 Connection Limit Page ctxz.asp ctxz_asp stack-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.309436","name":"VDB-309436 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.576392","name":"Submit #576392 | D-Link DI-8100 DI-8100-16.07.26A1 Stack-based Buffer Overflow","tags":["third-party-advisory"]},{"url":"https://github.com/Yhuanhuan01/DI-8100_Vulnerability_Report/blob/main/DI-8100-Vulnerability_Report_ctxz.md","tags":["exploit"]},{"url":"https://www.dlink.com/","tags":["product"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":8.6,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","baseSeverity":"HIGH"}},{"cvssV3_1":{"version":"3.1","baseScore":7.2,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","baseSeverity":"HIGH"}},{"cvssV3_0":{"version":"3.0","baseScore":7.2,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":8.3,"vectorString":"AV:N/AC:L/Au:M/C:C/I:C/A:C"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","type":"CWE","lang":"en","description":"Stack-based Buffer Overflow"}]},{"descriptions":[{"cweId":"CWE-119","type":"CWE","lang":"en","description":"Memory Corruption"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2025-05-18T14:31:04.922Z"},"timeline":[{"time":"2025-05-17T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2025-05-17T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2025-05-17T08:19:30.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"huan (VulDB User)","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/Yhuanhuan01/DI-8100_Vulnerability_Report/blob/main/DI-8100-Vulnerability_Report_ctxz.md","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-05-19T14:10:27.378034Z","id":"CVE-2025-4883","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-05-19T14:10:30.464Z"}}]}}}