{"id":"CVE-2020-5131","aliases":["EUVD-2020-26378","GHSA-cw48-h2hv-c97j"],"status":"published","title":"SonicWall NetExtender Windows client vulnerable to arbitrary file write vulnerability, this...","description":"SonicWall NetExtender Windows client vulnerable to arbitrary file write vulnerability, this allows attacker to overwrite a DLL and execute code with the same privilege in the host operating system. This vulnerability impact SonicWall NetExtender Windows client version 9.0.815 and earlier.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00462,"percentile":0.40338,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2020-07-17T17:15:15Z","modified":"2026-06-17T03:20:57Z","products":[{"vendor":"sonicwall","product":"netextender"},{"vendor":"sonicwall","product":"sonicwall netextender"}],"references":[{"url":"https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0004","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-5131"},{"url":"https://github.com/advisories/GHSA-cw48-h2hv-c97j"}],"sources":{"cve":[{"id":"CVE-2020-5131","description":"SonicWall NetExtender Windows client vulnerable to arbitrary file write vulnerability, this allows attacker to overwrite a DLL and execute code with the same privilege in the host operating system. This vulnerability impact SonicWall NetExtender Windows client version 9.0.815 and earlier.","status":"published","published":"2020-07-17T17:15:15Z","modified":"2024-08-04T08:22:08.682Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:35:47.56691Z"}],"euvd":[{"id":"EUVD-2020-26378","description":"SonicWall NetExtender Windows client vulnerable to arbitrary file write vulnerability, this allows attacker to overwrite a DLL and execute code with the same privilege in the host operating system. This vulnerability impact SonicWall NetExtender Windows client version 9.0.815 and earlier.","status":"published","published":"2020-07-17T17:15:15Z","modified":"2024-08-04T08:22:08Z","updated_at":"2026-11-03T03:08:07.872525Z"}],"ghsa":[{"id":"GHSA-cw48-h2hv-c97j","title":"SonicWall NetExtender Windows client vulnerable to arbitrary file write vulnerability, this...","description":"SonicWall NetExtender Windows client vulnerable to arbitrary file write vulnerability, this allows attacker to overwrite a DLL and execute code with the same privilege in the host operating system. This vulnerability impact SonicWall NetExtender Windows client version 9.0.815 and earlier.","status":"published","published":"2022-05-24T17:23:54Z","modified":"2023-01-29T05:03:22Z","updated_at":"2026-11-02T14:45:18.510464Z"}],"nvd":[{"id":"CVE-2020-5131","description":"SonicWall NetExtender Windows client vulnerable to arbitrary file write vulnerability, this allows attacker to overwrite a DLL and execute code with the same privilege in the host operating system. This vulnerability impact SonicWall NetExtender Windows client version 9.0.815 and earlier.","status":"published","published":"2020-07-17T18:15:12.973Z","modified":"2026-06-17T03:20:57.06Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:06:10.086163Z"}]}}