{"id":"CVE-2018-10470","aliases":["EUVD-2018-2542","GHSA-j3vp-xqjf-c8pj"],"status":"published","title":"Little Snitch versions 4.0 to 4.0.6 use the SecStaticCodeCheckValidityWithErrors() function...","description":"Little Snitch versions 4.0 to 4.0.6 use the SecStaticCodeCheckValidityWithErrors() function without the kSecCSCheckAllArchitectures flag and therefore do not validate all architectures stored in a fat binary. An attacker can maliciously craft a fat binary containing multiple architectures that may cause a situation where Little Snitch treats the running process as having no code signature at all while erroneously indicating that the binary on disk does have a valid code signature. This could lead to users being confused about whether or not the code signature is valid.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00638,"percentile":0.50884,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-347"],"published":"2018-06-12T17:00:00Z","modified":"2026-06-17T01:34:00Z","products":[{"vendor":"objective development software gmbh","product":"little snitch"},{"vendor":"objective_development","product":"little_snitch"}],"references":[{"url":"https://obdev.at/cve/2018-10470-8FRWkW4oH8.html","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://www.okta.com/security-blog/2018/06/issues-around-third-party-apple-code-signing-checks/","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-10470"},{"url":"https://github.com/advisories/GHSA-j3vp-xqjf-c8pj"}],"sources":{"cve":[{"id":"CVE-2018-10470","description":"Little Snitch versions 4.0 to 4.0.6 use the SecStaticCodeCheckValidityWithErrors() function without the kSecCSCheckAllArchitectures flag and therefore do not validate all architectures stored in a fat binary. An attacker can maliciously craft a fat binary containing multiple architectures that may cause a situation where Little Snitch treats the running process as having no code signature at all while erroneously indicating that the binary on disk does have a valid code signature. This could lead to users being confused about whether or not the code signature is valid.","status":"published","published":"2018-06-12T17:00:00Z","modified":"2024-09-16T21:03:03.661Z","cwes":["CWE-347"],"updated_at":"2026-11-02T14:35:01.28843Z"}],"euvd":[{"id":"EUVD-2018-2542","description":"Little Snitch versions 4.0 to 4.0.6 use the SecStaticCodeCheckValidityWithErrors() function without the kSecCSCheckAllArchitectures flag and therefore do not validate all architectures stored in a fat binary. An attacker can maliciously craft a fat binary containing multiple architectures that may cause a situation where Little Snitch treats the running process as having no code signature at all while erroneously indicating that the binary on disk does have a valid code signature. This could lead to users being confused about whether or not the code signature is valid.","status":"published","published":"2018-06-12T17:00:00Z","modified":"2024-09-16T21:03:03Z","updated_at":"2026-11-03T00:55:08.578591Z"}],"ghsa":[{"id":"GHSA-j3vp-xqjf-c8pj","title":"Little Snitch versions 4.0 to 4.0.6 use the SecStaticCodeCheckValidityWithErrors() function...","description":"Little Snitch versions 4.0 to 4.0.6 use the SecStaticCodeCheckValidityWithErrors() function without the kSecCSCheckAllArchitectures flag and therefore do not validate all architectures stored in a fat binary. An attacker can maliciously craft a fat binary containing multiple architectures that may cause a situation where Little Snitch treats the running process as having no code signature at all while erroneously indicating that the binary on disk does have a valid code signature. This could lead to users being confused about whether or not the code signature is valid.","status":"published","published":"2022-05-13T01:02:17Z","modified":"2023-02-01T05:02:30Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:49:55.565803Z"}],"nvd":[{"id":"CVE-2018-10470","description":"Little Snitch versions 4.0 to 4.0.6 use the SecStaticCodeCheckValidityWithErrors() function without the kSecCSCheckAllArchitectures flag and therefore do not validate all architectures stored in a fat binary. An attacker can maliciously craft a fat binary containing multiple architectures that may cause a situation where Little Snitch treats the running process as having no code signature at all while erroneously indicating that the binary on disk does have a valid code signature. This could lead to users being confused about whether or not the code signature is valid.","status":"published","published":"2018-06-12T17:29:00.207Z","modified":"2026-06-17T01:34:00.407Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:04:29.837913Z"}]}}