{"id":"CVE-2020-9450","aliases":["EUVD-2020-30269","GHSA-p2rm-4jg3-5463"],"status":"published","title":"An issue was discovered in Acronis True Image 2020 24.5.22510. anti_ransomware_service.exe...","description":"An issue was discovered in Acronis True Image 2020 24.5.22510. anti_ransomware_service.exe exposes a REST API that can be used by everyone, even unprivileged users. This API is used to communicate from the GUI to anti_ransomware_service.exe. This can be exploited to add an arbitrary malicious executable to the whitelist, or even exclude an entire drive from being monitored by anti_ransomware_service.exe.","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":0.00395,"percentile":0.33981,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-276"],"published":"2021-05-25T11:08:01Z","modified":"2026-06-17T03:27:58Z","products":[{"vendor":"acronis","product":"true_image_2020"}],"references":[{"url":"https://www.acronis.com","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://danishcyberdefence.dk/blog","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://madsjoensen.dk/cve-2020-9450/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-9450"},{"url":"https://github.com/advisories/GHSA-p2rm-4jg3-5463"}],"sources":{"cve":[{"id":"CVE-2020-9450","description":"An issue was discovered in Acronis True Image 2020 24.5.22510. anti_ransomware_service.exe exposes a REST API that can be used by everyone, even unprivileged users. This API is used to communicate from the GUI to anti_ransomware_service.exe. This can be exploited to add an arbitrary malicious executable to the whitelist, or even exclude an entire drive from being monitored by anti_ransomware_service.exe.","status":"published","published":"2021-05-25T11:08:01Z","modified":"2024-08-04T10:26:16.219Z","updated_at":"2026-11-02T14:35:49.538427Z"}],"euvd":[{"id":"EUVD-2020-30269","description":"An issue was discovered in Acronis True Image 2020 24.5.22510. anti_ransomware_service.exe exposes a REST API that can be used by everyone, even unprivileged users. This API is used to communicate from the GUI to anti_ransomware_service.exe. This can be exploited to add an arbitrary malicious executable to the whitelist, or even exclude an entire drive from being monitored by anti_ransomware_service.exe.","status":"published","published":"2021-05-25T11:08:01Z","modified":"2024-08-04T10:26:16Z","updated_at":"2026-11-03T03:07:54.025234Z"}],"ghsa":[{"id":"GHSA-p2rm-4jg3-5463","title":"An issue was discovered in Acronis True Image 2020 24.5.22510. anti_ransomware_service.exe...","description":"An issue was discovered in Acronis True Image 2020 24.5.22510. anti_ransomware_service.exe exposes a REST API that can be used by everyone, even unprivileged users. This API is used to communicate from the GUI to anti_ransomware_service.exe. This can be exploited to add an arbitrary malicious executable to the whitelist, or even exclude an entire drive from being monitored by anti_ransomware_service.exe.","status":"published","published":"2022-05-24T19:03:14Z","modified":"2023-01-29T05:06:46Z","cwes":["CWE-276"],"updated_at":"2026-11-02T14:46:05.929333Z"}],"nvd":[{"id":"CVE-2020-9450","description":"An issue was discovered in Acronis True Image 2020 24.5.22510. anti_ransomware_service.exe exposes a REST API that can be used by everyone, even unprivileged users. This API is used to communicate from the GUI to anti_ransomware_service.exe. This can be exploited to add an arbitrary malicious executable to the whitelist, or even exclude an entire drive from being monitored by anti_ransomware_service.exe.","status":"published","published":"2021-05-25T12:15:07.74Z","modified":"2026-06-17T03:27:58.183Z","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-276"],"updated_at":"2026-11-02T14:06:43.288951Z"}]}}