{"id":"CVE-2020-1734","aliases":["GHSA-h39q-95q5-9jfp","PYSEC-2020-6"],"url":"https://o3.security/vulnerability/CVE-2020-1734","summary":"OS Command Injection in ansible","details":"A flaw was found in the pipe lookup plugin of ansible. Arbitrary commands can be run, when the pipe lookup plugin uses subprocess.Popen() with shell=True, by overwriting ansible facts and the variable is not escaped by quote plugin. An attacker could take advantage and run arbitrary commands by overwriting the ansible facts.","published":"2020-03-03T22:15:10.843Z","modified":"2026-08-07T11:31:00.249305410Z","cvss":{"score":7.4,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L"},"epss":{"score":0.00448,"percentile":0.38164,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"ansible","fixedVersion":"2.10.0rc1"},{"ecosystem":"PyPI","name":"ansible","fixedVersion":"2.9.11"},{"ecosystem":"PyPI","name":"ansible","fixedVersion":"2.8.13"}],"fix":{"url":"https://github.com/ansible/ansible/pull/70596","label":"ansible/ansible#70596"},"references":[{"type":"ADVISORY","url":"https://github.com/ansible/ansible/issues/67792"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1734"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-1734"},{"type":"WEB","url":"https://github.com/ansible/ansible/issues/70159"},{"type":"WEB","url":"https://github.com/ansible/ansible/pull/70596"},{"type":"WEB","url":"https://github.com/ansible/ansible/commit/4f978af4ca16ad9828ffe42203b9615425195f8b"},{"type":"WEB","url":"https://github.com/ansible/ansible/commit/963bdd9983b91a48fb6949fb2ef41071e72d0be0"},{"type":"WEB","url":"https://github.com/ansible/ansible/commit/bff0724e9eab2770f874e018298f9ab74cc2a78f"},{"type":"WEB","url":"https://github.com/ansible/ansible/commit/e5649ca3e807f17e7c034ee22791f107162973b0"},{"type":"WEB","url":"https://access.redhat.com/errata/RHBA-2020:0547"},{"type":"WEB","url":"https://access.redhat.com/errata/RHBA-2020:1539"},{"type":"WEB","url":"https://access.redhat.com/security/cve/CVE-2020-1734"},{"type":"WEB","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1801804"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-h39q-95q5-9jfp"},{"type":"PACKAGE","url":"https://github.com/ansible/ansible"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/ansible/PYSEC-2020-6.yaml"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:31:00.249305410Z"}}