{"id":"CVE-2026-11553","state":"PUBLISHED","title":"Tenda HG7/HG9/HG10 formPPPEdit stack-based overflow","description":"A vulnerability was found in Tenda HG7, HG9 and HG10 300001138_en_xpon. This affects the function formPPPEdit of the file /boaform/formPPPEdit. The manipulation of the argument encodename results in stack-based buffer overflow. The attack can be launched remotely. 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This affects the function formPPPEdit of the file /boaform/formPPPEdit. The manipulation of the argument encodename results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been made public and could be used."}],"affected":[{"vendor":"Tenda","product":"HG7","versions":[{"version":"300001138_en_xpon","status":"affected"}],"cpes":["cpe:2.3:h:tenda:hg7:*:*:*:*:*:*:*:*"]},{"vendor":"Tenda","product":"HG9","versions":[{"version":"300001138_en_xpon","status":"affected"}],"cpes":["cpe:2.3:h:tenda:hg9:*:*:*:*:*:*:*:*"]},{"vendor":"Tenda","product":"HG10","versions":[{"version":"300001138_en_xpon","status":"affected"}],"cpes":["cpe:2.3:h:tenda:hg10:*:*:*:*:*:*:*:*"]}],"references":[{"url":"https://vuldb.com/vuln/369163","name":"VDB-369163 | Tenda HG7/HG9/HG10 formPPPEdit stack-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/369163/cti","name":"VDB-369163 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-11553","name":"CVE-2026-11553 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/836778","name":"Submit #836778 | Tenda HG10 HG7_HG9_HG10re_300001138_en_xpon stack-based buffer overflow","tags":["third-party-advisory"]},{"url":"https://github.com/xiezhihua-1127/Tenda-Stack-Overflow.git","tags":["related"]},{"url":"https://github.com/xiezhihua-1127/Tenda-Stack-Overflow/blob/main/report.md","tags":["exploit"]},{"url":"https://www.tenda.com.cn/","tags":["product"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":8.7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","baseSeverity":"HIGH"}},{"cvssV3_1":{"version":"3.1","baseScore":8.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV3_0":{"version":"3.0","baseScore":8.8,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":9,"vectorString":"AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}],"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":"2026-10-02T03:49:03.652Z"},"timeline":[{"time":"2026-06-08T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-06-08T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-10-02T05:53:43.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"zhihua xie (VulDB User)","type":"reporter"}],"x_generator":["VulDB PVTS v202610"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-08T18:49:04.954919Z","id":"CVE-2026-11553","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":"2026-06-08T18:49:14.135Z"}}]}}}