{"id":"CVE-2021-39290","aliases":["EUVD-2021-25651","GHSA-9frw-v7wh-vjcg"],"status":"published","title":"Certain NetModule devices allow Limited Session Fixation via PHPSESSID. These models with...","description":"Certain NetModule devices allow Limited Session Fixation via PHPSESSID. These models with firmware before 4.3.0.113, 4.4.0.111, and 4.5.0.105 are affected: NB800, NB1600, NB1601, NB1800, NB1810, NB2700, NB2710, NB2800, NB2810, NB3700, NB3701, NB3710, NB3711, NB3720, and NB3800.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01529,"percentile":0.74944,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-384"],"published":"2021-08-23T04:35:45Z","modified":"2026-06-17T04:03:28Z","products":[{"vendor":"netmodule","product":"netmodule_router_software"}],"references":[{"url":"https://www.netmodule.com","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://seclists.org/fulldisclosure/2021/Aug/22","tags":["x_refsource_MISC","x_transferred","Exploit","Mailing List","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39290"},{"url":"https://github.com/advisories/GHSA-9frw-v7wh-vjcg"}],"sources":{"cve":[{"id":"CVE-2021-39290","description":"Certain NetModule devices allow Limited Session Fixation via PHPSESSID. These models with firmware before 4.3.0.113, 4.4.0.111, and 4.5.0.105 are affected: NB800, NB1600, NB1601, NB1800, NB1810, NB2700, NB2710, NB2800, NB2810, NB3700, NB3701, NB3710, NB3711, NB3720, and NB3800.","status":"published","published":"2021-08-23T04:35:45Z","modified":"2024-08-04T02:06:41.375Z","updated_at":"2026-11-02T14:33:09.540052Z"}],"euvd":[{"id":"EUVD-2021-25651","description":"Certain NetModule devices allow Limited Session Fixation via PHPSESSID. These models with firmware before 4.3.0.113, 4.4.0.111, and 4.5.0.105 are affected: NB800, NB1600, NB1601, NB1800, NB1810, NB2700, NB2710, NB2800, NB2810, NB3700, NB3701, NB3710, NB3711, NB3720, and NB3800.","status":"published","published":"2021-08-23T04:35:45Z","modified":"2024-08-04T02:06:41Z","updated_at":"2026-11-03T03:24:23.719378Z"}],"ghsa":[{"id":"GHSA-9frw-v7wh-vjcg","title":"Certain NetModule devices allow Limited Session Fixation via PHPSESSID. These models with...","description":"Certain NetModule devices allow Limited Session Fixation via PHPSESSID. These models with firmware before 4.3.0.113, 4.4.0.111, and 4.5.0.105 are affected: NB800, NB1600, NB1601, NB1800, NB1810, NB2700, NB2710, NB2800, NB2810, NB3700, NB3701, NB3710, NB3711, NB3720, and NB3800.","status":"published","published":"2022-05-24T19:11:57Z","modified":"2023-11-11T05:04:39Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-384"],"updated_at":"2026-11-02T14:54:59.032182Z"}],"nvd":[{"id":"CVE-2021-39290","description":"Certain NetModule devices allow Limited Session Fixation via PHPSESSID. These models with firmware before 4.3.0.113, 4.4.0.111, and 4.5.0.105 are affected: NB800, NB1600, NB1601, NB1800, NB1810, NB2700, NB2710, NB2800, NB2810, NB3700, NB3701, NB3710, NB3711, NB3720, and NB3800.","status":"published","published":"2021-08-23T05:15:08.43Z","modified":"2026-06-17T04:03:28.497Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-384"],"updated_at":"2026-11-02T14:06:57.318236Z"}]}}