{"id":"CVE-2020-7778","aliases":["DEBIAN-CVE-2020-7778","EUVD-2022-0919","GHSA-8j36-q8x7-pm6q","SNYK-JS-SYSTEMINFORMATION-1043753"],"status":"published","title":"Prototype Pollution","description":"This affects the package systeminformation before 4.30.2. The attacker can overwrite the properties and functions of an object, which can lead to executing OS commands.","severity":{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02422,"percentile":0.8432,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-78"],"published":"2020-11-26T10:40:14Z","modified":"2026-10-20T10:54:24Z","fixes":[{"ecosystem":"npm","package":"systeminformation","fixed_in":["4.30.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"systeminformation","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.30.2"}]}]},{"source":"osv","ecosystem":"npm","package":"systeminformation","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.30.2"}]}]}],"products":[{"vendor":"sebhildebrandt","product":"systeminformation"},{"vendor":"systeminformation","product":"systeminformation"}],"references":[{"url":"https://github.com/sebhildebrandt/systeminformation/blob/master/lib/internet.js","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://snyk.io/vuln/SNYK-JS-SYSTEMINFORMATION-1043753","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://gist.github.com/EffectRenan/b434438938eed0b21b376cedf5c81e80","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://github.com/sebhildebrandt/systeminformation/commit/73dce8d717ca9c3b7b0d0688254b8213b957f0fa%23diff-970ae648187190f86bafc8f193b7538200eba164fad0674428b6487582c089cc","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://github.com/sebhildebrandt/systeminformation/commit/11103a447ab9550c25f1fbec7e6d903720b3fea8%23diff-970ae648187190f86bafc8f193b7538200eba164fad0674428b6487582c089cc","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-7778","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-8j36-q8x7-pm6q"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-7778","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2020-7778","title":"Prototype Pollution","description":"This affects the package systeminformation before 4.30.2. The attacker can overwrite the properties and functions of an object, which can lead to executing OS commands.","status":"published","published":"2020-11-26T10:40:14.404Z","modified":"2024-09-16T20:53:12.158Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:35:58.787905Z"}],"euvd":[{"id":"EUVD-2022-0919","description":"This affects the package systeminformation before 4.30.2. The attacker can overwrite the properties and functions of an object, which can lead to executing OS commands.","status":"published","published":"2020-11-26T10:40:14Z","modified":"2024-09-16T20:53:12Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O","level":"high"}],"updated_at":"2026-11-03T00:55:10.024877Z"}],"ghsa":[{"id":"GHSA-8j36-q8x7-pm6q","title":"OS Command Injection in systeminformation","description":"This affects the package systeminformation before 4.30.2. The attacker can overwrite the properties and functions of an object, which can lead to executing OS commands.","status":"published","published":"2022-02-09T23:14:11Z","modified":"2023-02-01T05:05:26Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:36:34.260786Z"}],"nvd":[{"id":"CVE-2020-7778","description":"This affects the package systeminformation before 4.30.2. The attacker can overwrite the properties and functions of an object, which can lead to executing OS commands.","status":"published","published":"2020-11-26T11:15:10.787Z","modified":"2026-06-17T03:25:25.827Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"secondary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:06:25.394006Z"}],"osv":[{"id":"CVE-2020-7778","description":"This affects the package systeminformation before 4.30.2. The attacker can overwrite the properties and functions of an object, which can lead to executing OS commands.","status":"published","published":"2020-11-26T11:15:10.787Z","modified":"2026-10-20T10:54:24.071344497Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:44:17.34531Z"},{"id":"DEBIAN-CVE-2020-7778","description":"This affects the package systeminformation before 4.30.2. The attacker can overwrite the properties and functions of an object, which can lead to executing OS commands.","status":"withdrawn","published":"2020-11-26T11:15:10.787Z","modified":"2026-06-01T20:00:39.617111247Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:45:34.311861Z"},{"id":"GHSA-8j36-q8x7-pm6q","title":"OS Command Injection in systeminformation","description":"This affects the package systeminformation before 4.30.2. The attacker can overwrite the properties and functions of an object, which can lead to executing OS commands.","status":"published","published":"2022-02-09T23:14:11Z","modified":"2026-09-10T03:49:27.957295033Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:46:42.437513Z"}]}}