{"id":"CVE-2022-23472","aliases":["EUVD-2022-0193","GHSA-mhhf-vgwh-fw9h","PYSEC-2022-42997"],"status":"published","title":"Use of insecure random number generator in Passeo","description":"Passeo is an open source python password generator. Versions prior to 1.0.5 rely on the python `random` library for random value selection. The python `random` library warns that it should not be used for security purposes due to its reliance on a non-cryptographically secure random number generator. As a result a motivated attacker may be able to guess generated passwords. This issue has been addressed in version 1.0.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.","severity":{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00859,"percentile":0.58735,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-338"],"published":"2022-12-06T17:18:59Z","modified":"2026-10-28T02:31:01Z","fixes":[{"ecosystem":"PyPI","package":"passeo","fixed_in":["1.0.5"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"passeo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.5"}]}]},{"source":"osv","ecosystem":"PyPI","package":"passeo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.5"}]}],"versions":["1.0.0","1.0.1","1.0.2","1.0.3","1.0.4"]},{"source":"osv","ecosystem":"PyPI","package":"passeo","ranges":[{"type":"GIT","events":[{"introduced":"0"},{"fixed":"8caa798b6bc4647dca59b2376204b6dc6176361a"}]},{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.5"}]}],"versions":["1.0.0","1.0.1","1.0.2","1.0.3","1.0.4"]}],"products":[{"vendor":"arjunsharda","product":"passeo"},{"vendor":"passeo_project","product":"passeo"}],"references":[{"url":"https://github.com/ArjunSharda/Passeo/security/advisories/GHSA-mhhf-vgwh-fw9h","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://github.com/ArjunSharda/Passeo/commit/8caa798b6bc4647dca59b2376204b6dc6176361a","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://peps.python.org/pep-0506/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23472","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/passeo/PYSEC-2022-42997.yaml","tags":["web"]},{"url":"https://peps.python.org/pep-0506","tags":["web"]},{"url":"https://github.com/advisories/GHSA-mhhf-vgwh-fw9h"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23472.json","tags":["advisory"]},{"url":"https://github.com/ArjunSharda/Passeo","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2022-23472","title":"Use of insecure random number generator in Passeo","description":"Passeo is an open source python password generator. Versions prior to 1.0.5 rely on the python `random` library for random value selection. The python `random` library warns that it should not be used for security purposes due to its reliance on a non-cryptographically secure random number generator. As a result a motivated attacker may be able to guess generated passwords. This issue has been addressed in version 1.0.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.","status":"published","published":"2022-12-06T17:18:59.217Z","modified":"2025-04-23T16:32:14.64Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-338"],"updated_at":"2026-11-02T14:34:29.478363Z"}],"euvd":[{"id":"EUVD-2022-0193","description":"Passeo is an open source python password generator. Versions prior to 1.0.5 rely on the python `random` library for random value selection. The python `random` library warns that it should not be used for security purposes due to its reliance on a non-cryptographically secure random number generator. As a result a motivated attacker may be able to guess generated passwords. This issue has been addressed in version 1.0.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.","status":"published","published":"2022-12-06T17:18:59Z","modified":"2025-04-23T16:32:14Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T20:52:12.313971Z"}],"ghsa":[{"id":"GHSA-mhhf-vgwh-fw9h","title":"Passeo uses insecure random number generator","description":"### Impact\nEveryone below v1.0.5 is impacted by this flaw, of confidentiality being at risk due to the password(s) being easily able to be guessed with Passeo's use of the ``random`` library. It is recommended to change any passwords made with Passeo before v1.0.5 and upgrade to v1.0.5, and v1.0.5 patches this with the ``secrets`` library.\n\n### Workarounds\nNo current workaround available than updating to v1.0.5.\n","status":"published","published":"2022-12-06T21:13:32Z","modified":"2024-10-09T20:09:03Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"},{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-338"],"updated_at":"2026-11-02T14:38:09.785133Z"}],"nvd":[{"id":"CVE-2022-23472","description":"Passeo is an open source python password generator. Versions prior to 1.0.5 rely on the python `random` library for random value selection. The python `random` library warns that it should not be used for security purposes due to its reliance on a non-cryptographically secure random number generator. As a result a motivated attacker may be able to guess generated passwords. This issue has been addressed in version 1.0.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.","status":"published","published":"2022-12-06T18:15:10.17Z","modified":"2026-06-17T04:30:11.603Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-338"],"updated_at":"2026-11-02T14:07:33.239526Z"}],"osv":[{"id":"CVE-2022-23472","title":"Use of insecure random number generator in Passeo","description":"Passeo is an open source python password generator. Versions prior to 1.0.5 rely on the python `random` library for random value selection. The python `random` library warns that it should not be used for security purposes due to its reliance on a non-cryptographically secure random number generator. As a result a motivated attacker may be able to guess generated passwords. This issue has been addressed in version 1.0.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.","status":"published","published":"2022-12-06T17:18:59.217Z","modified":"2026-10-28T02:31:01.961727835Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-338"],"updated_at":"2026-11-02T15:44:24.061177Z"},{"id":"GHSA-mhhf-vgwh-fw9h","title":"Passeo uses insecure random number generator","description":"### Impact\nEveryone below v1.0.5 is impacted by this flaw, of confidentiality being at risk due to the password(s) being easily able to be guessed with Passeo's use of the ``random`` library. It is recommended to change any passwords made with Passeo before v1.0.5 and upgrade to v1.0.5, and v1.0.5 patches this with the ``secrets`` library.\n\n### Workarounds\nNo current workaround available than updating to v1.0.5.\n","status":"published","published":"2022-12-06T21:13:32Z","modified":"2024-10-09T20:24:57.41917Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"},{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-338"],"updated_at":"2026-11-02T15:46:51.811331Z"},{"id":"PYSEC-2022-42997","description":"Passeo is an open source python password generator. Versions prior to 1.0.5 rely on the python `random` library for random value selection. The python `random` library warns that it should not be used for security purposes due to its reliance on a non-cryptographically secure random number generator. As a result a motivated attacker may be able to guess generated passwords. This issue has been addressed in version 1.0.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.","status":"published","published":"2022-12-06T18:15:00Z","modified":"2023-11-08T04:08:18.746581Z","updated_at":"2026-11-02T15:52:53.449407Z"}]}}