{"id":"CVE-2020-26155","aliases":["EUVD-2020-18781","GHSA-65xq-8rp7-x2x4"],"status":"published","title":"Multiple files and folders in Utimaco SecurityServer 4.20.0.4 and 4.31.1.0. are installed with...","description":"Multiple files and folders in Utimaco SecurityServer 4.20.0.4 and 4.31.1.0. are installed with Read/Write permissions for authenticated users, which allows for binaries to be manipulated by non-administrator users. Additionally, entries are made to the PATH environment variable which, in conjunction with these weak permissions, could enable an attacker to perform a DLL hijacking attack.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00376,"percentile":0.31942,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-427","CWE-732"],"published":"2021-03-18T16:17:01Z","modified":"2026-06-17T03:07:43Z","products":[{"vendor":"utimaco","product":"block-safe_firmware"},{"vendor":"utimaco","product":"cryptoserver_cp5_firmware"},{"vendor":"utimaco","product":"cryptoserver_cp5_vs-nfd_firmware"},{"vendor":"utimaco","product":"paymentserver_firmware"},{"vendor":"utimaco","product":"paymentserver_hybrid_firmware"},{"vendor":"utimaco","product":"securityserver_firmware"}],"references":[{"url":"https://hsm.utimaco.com/products-hardware-security-modules/general-purpose-hsm/","tags":["x_refsource_MISC","x_transferred","Exploit","Vendor Advisory"]},{"url":"https://secureyourit.co.uk/wp/2021/03/13/utimaco-cve-2020-26155/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-26155"},{"url":"https://github.com/advisories/GHSA-65xq-8rp7-x2x4"}],"sources":{"cve":[{"id":"CVE-2020-26155","description":"Multiple files and folders in Utimaco SecurityServer 4.20.0.4 and 4.31.1.0. are installed with Read/Write permissions for authenticated users, which allows for binaries to be manipulated by non-administrator users. Additionally, entries are made to the PATH environment variable which, in conjunction with these weak permissions, could enable an attacker to perform a DLL hijacking attack.","status":"published","published":"2021-03-18T16:17:01Z","modified":"2024-08-04T15:49:07.146Z","updated_at":"2026-11-02T14:35:46.129376Z"}],"euvd":[{"id":"EUVD-2020-18781","description":"Multiple files and folders in Utimaco SecurityServer 4.20.0.4 and 4.31.1.0. are installed with Read/Write permissions for authenticated users, which allows for binaries to be manipulated by non-administrator users. Additionally, entries are made to the PATH environment variable which, in conjunction with these weak permissions, could enable an attacker to perform a DLL hijacking attack.","status":"published","published":"2021-03-18T16:17:01Z","modified":"2024-08-04T15:49:07Z","updated_at":"2026-11-03T03:07:15.778249Z"}],"ghsa":[{"id":"GHSA-65xq-8rp7-x2x4","title":"Multiple files and folders in Utimaco SecurityServer 4.20.0.4 and 4.31.1.0. are installed with...","description":"Multiple files and folders in Utimaco SecurityServer 4.20.0.4 and 4.31.1.0. are installed with Read/Write permissions for authenticated users, which allows for binaries to be manipulated by non-administrator users. Additionally, entries are made to the PATH environment variable which, in conjunction with these weak permissions, could enable an attacker to perform a DLL hijacking attack.","status":"published","published":"2022-05-24T17:44:47Z","modified":"2023-01-27T05:02:43Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T14:42:05.930236Z"}],"nvd":[{"id":"CVE-2020-26155","description":"Multiple files and folders in Utimaco SecurityServer 4.20.0.4 and 4.31.1.0. are installed with Read/Write permissions for authenticated users, which allows for binaries to be manipulated by non-administrator users. Additionally, entries are made to the PATH environment variable which, in conjunction with these weak permissions, could enable an attacker to perform a DLL hijacking attack.","status":"published","published":"2021-03-18T17:15:13.353Z","modified":"2026-06-17T03:07:43.55Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-427","CWE-732"],"updated_at":"2026-11-02T14:06:37.687844Z"}]}}