{"id":"CVE-2023-23513","aliases":["EUVD-2023-27613","GHSA-2rvj-6xx4-893j"],"status":"published","title":"A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS...","description":"A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.7.3, macOS Ventura 13.2, macOS Monterey 12.6.3. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.","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":"2026-11-12","score":0.01567,"percentile":0.75677,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2023-02-27T00:00:00Z","modified":"2026-06-17T05:37:18Z","products":[{"vendor":"apple","product":"macos"}],"references":[{"url":"https://support.apple.com/en-us/HT213603","tags":["x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT213605","tags":["x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT213604","tags":["x_transferred","Vendor Advisory"]},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1660"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23513"},{"url":"https://github.com/advisories/GHSA-2rvj-6xx4-893j"}],"sources":{"cve":[{"id":"CVE-2023-23513","description":"A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.7.3, macOS Ventura 13.2, macOS Monterey 12.6.3. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.","status":"published","published":"2023-02-27T00:00:00Z","modified":"2024-08-02T10:35:33.199Z","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":"adp"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:21.232549Z"}],"euvd":[{"id":"EUVD-2023-27613","description":"A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.7.3, macOS Ventura 13.2, macOS Monterey 12.6.3. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.","status":"published","published":"2023-02-27T00:00:00Z","modified":"2024-08-02T10:35:33Z","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"}],"updated_at":"2026-11-03T03:50:07.32318Z"}],"ghsa":[{"id":"GHSA-2rvj-6xx4-893j","title":"A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS...","description":"A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.2, macOS Monterey 12.6.3, macOS Big Sur 11.7.3. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.","status":"published","published":"2023-02-27T21:30:25Z","modified":"2023-07-14T00:30:32Z","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-120"],"updated_at":"2026-11-02T14:54:42.596364Z"}],"nvd":[{"id":"CVE-2023-23513","description":"A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.7.3, macOS Ventura 13.2, macOS Monterey 12.6.3. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.","status":"published","published":"2023-02-27T20:15:14.2Z","modified":"2026-06-17T05:37:18.693Z","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":"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":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:07:47.623983Z"}]}}