{"id":"CVE-2026-120232","aliases":["EUVD-2026-114857","GHSA-4wxp-49m2-xx54"],"status":"published","title":"Horizon DataSys Reboot Restore Standard Kernel Driver shield.sys sub_23908 memory corruption","description":"A vulnerability was identified in Horizon DataSys Reboot Restore Standard up to 13.2. The impacted element is the function sub_23908 in the library shield.sys of the component Kernel Driver. Such manipulation leads to memory corruption. The attack can only be performed from a local environment. The exploit is publicly available and might be used. A fix is planned for the upcoming release.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0023,"percentile":0.13956,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-119"],"published":"2026-11-01T15:00:14Z","modified":"2026-11-02T16:19:19Z","exploits":[{"source":"pocgithub","id":"Element2023H/CVE-2026-120232","title":"Element2023H/CVE-2026-120232","date":"2026-09-26","url":"https://github.com/Element2023H/CVE-2026-120232"},{"source":"pocgithub","id":"Element2023H/CVE-2026-120232-RUST-POC","title":"Element2023H/CVE-2026-120232-RUST-POC","date":"2026-11-05","url":"https://github.com/Element2023H/CVE-2026-120232-RUST-POC"}],"products":[{"vendor":"horizon datasys","product":"reboot restore standard"}],"references":[{"url":"https://vuldb.com/vuln/429591","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/429591/cti","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-120232","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/1001497","tags":["third-party-advisory"]},{"url":"https://gist.github.com/Element2023H/a176865b1f4015e003620154f3ba103c","tags":["exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-120232"},{"url":"https://github.com/advisories/GHSA-4wxp-49m2-xx54"}],"sources":{"cve":[{"id":"CVE-2026-120232","title":"Horizon DataSys Reboot Restore Standard Kernel Driver shield.sys sub_23908 memory corruption","description":"A vulnerability was identified in Horizon DataSys Reboot Restore Standard up to 13.2. The impacted element is the function sub_23908 in the library shield.sys of the component Kernel Driver. Such manipulation leads to memory corruption. The attack can only be performed from a local environment. The exploit is publicly available and might be used. A fix is planned for the upcoming release.","status":"published","published":"2026-11-01T15:00:14.474Z","modified":"2026-11-02T14:31:53.615Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","level":"critical","assessor":"cna"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:C","level":"high","assessor":"cna"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:C","level":"high","assessor":"cna"},{"version":"2.0","score":6.8,"vector":"AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:C","assessor":"cna"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T18:00:08.034842Z"}],"euvd":[{"id":"EUVD-2026-114857","description":"A vulnerability was identified in Horizon DataSys Reboot Restore Standard up to 13.2. The impacted element is the function sub_23908 in the library shield.sys of the component Kernel Driver. Such manipulation leads to memory corruption. The attack can only be performed from a local environment. The exploit is publicly available and might be used. A fix is planned for the upcoming release.","status":"published","published":"2026-11-01T15:00:14Z","modified":"2026-11-02T14:31:53Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","level":"critical"}],"updated_at":"2026-11-02T16:58:44.835214Z"}],"ghsa":[{"id":"GHSA-4wxp-49m2-xx54","title":"A vulnerability was identified in Horizon DataSys Reboot Restore Standard up to 13.2. The...","description":"A vulnerability was identified in Horizon DataSys Reboot Restore Standard up to 13.2. The impacted element is the function sub_23908 in the library shield.sys of the component Kernel Driver. Such manipulation leads to memory corruption. The attack can only be performed from a local environment. The exploit is publicly available and might be used. A fix is planned for the upcoming release.","status":"published","published":"2026-11-01T15:30:20Z","modified":"2026-11-01T15:30:30Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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":"high"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T15:14:54.535223Z"}],"nvd":[{"id":"CVE-2026-120232","description":"A vulnerability was identified in Horizon DataSys Reboot Restore Standard up to 13.2. The impacted element is the function sub_23908 in the library shield.sys of the component Kernel Driver. Such manipulation leads to memory corruption. The attack can only be performed from a local environment. The exploit is publicly available and might be used. A fix is planned for the upcoming release.","status":"published","published":"2026-11-01T15:17:23.263Z","modified":"2026-11-02T16:19:19.997Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.8,"vector":"AV:L/AC:L/Au:S/C:C/I:C/A:C","level":"medium","assessor":"secondary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T20:51:44.219211Z"}]}}