{"id":"CVE-2026-77988","aliases":["EUVD-2026-64252","GHSA-9q3j-g7jc-hfg2"],"status":"published","title":"TRENDnet TEW-823DRU CLI Configuration Tool nvram_get command injection","description":"A weakness has been identified in TRENDnet TEW-823DRU 1.1.02b01. This vulnerability affects the function nvram_get of the component CLI Configuration Tool. This manipulation causes command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02399,"percentile":0.84159,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-74","CWE-77"],"published":"2026-08-22T11:45:09Z","modified":"2026-10-12T16:10:00Z","products":[{"vendor":"trendnet","product":"tew-823dru"}],"references":[{"url":"https://vuldb.com/vuln/394178","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/394178/cti","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-77988","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/881256","tags":["third-party-advisory"]},{"url":"https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TEW-823DRU_bin_cli_NVRAM_Command_Injection.md","tags":["exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77988"},{"url":"https://github.com/advisories/GHSA-9q3j-g7jc-hfg2"}],"sources":{"cve":[{"id":"CVE-2026-77988","title":"TRENDnet TEW-823DRU CLI Configuration Tool nvram_get command injection","description":"A weakness has been identified in TRENDnet TEW-823DRU 1.1.02b01. This vulnerability affects the function nvram_get of the component CLI Configuration Tool. This manipulation causes command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.","status":"published","published":"2026-08-22T11:45:09.743Z","modified":"2026-08-24T18:43:18.629Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P","level":"medium","assessor":"cna"},{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L/E:P/RL:X/RC:R","level":"medium","assessor":"cna"},{"version":"3.0","score":6.6,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L/E:P/RL:X/RC:R","level":"medium","assessor":"cna"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","assessor":"cna"}],"cwes":["CWE-77","CWE-74"],"updated_at":"2026-11-02T14:20:15.712761Z"}],"euvd":[{"id":"EUVD-2026-64252","description":"A weakness has been identified in TRENDnet TEW-823DRU 1.1.02b01. This vulnerability affects the function nvram_get of the component CLI Configuration Tool. This manipulation causes command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.","status":"published","published":"2026-08-22T11:45:09Z","modified":"2026-08-24T18:43:18Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P","level":"medium"}],"updated_at":"2026-11-02T18:01:34.230875Z"}],"ghsa":[{"id":"GHSA-9q3j-g7jc-hfg2","title":"A weakness has been identified in TRENDnet TEW-823DRU 1.1.02b01. This vulnerability affects the...","description":"A weakness has been identified in TRENDnet TEW-823DRU 1.1.02b01. This vulnerability affects the function nvram_get of the component CLI Configuration Tool. This manipulation causes command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.","status":"published","published":"2026-08-22T12:30:26Z","modified":"2026-08-22T12:30:34Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low"},{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T15:10:50.919771Z"}],"nvd":[{"id":"CVE-2026-77988","description":"A weakness has been identified in TRENDnet TEW-823DRU 1.1.02b01. This vulnerability affects the function nvram_get of the component CLI Configuration Tool. This manipulation causes command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.","status":"published","published":"2026-08-22T12:16:25.817Z","modified":"2026-10-12T16:10:00.22Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low","assessor":"secondary"},{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:L/Au:M/C:P/I:P/A:P","level":"medium","assessor":"secondary"}],"cwes":["CWE-74","CWE-77"],"updated_at":"2026-11-02T14:12:40.665005Z"}]}}