{"id":"CVE-2021-3040","aliases":["BIT-checkov-2021-3040","EUVD-2021-26392","GHSA-3q2v-fjjf-4p2w"],"status":"published","title":"Bridgecrew Checkov: Unsafe deserialization of Terraform files allows code execution","description":"An unsafe deserialization vulnerability in Bridgecrew Checkov by Prisma Cloud allows arbitrary code execution when processing a malicious terraform file. This issue impacts Checkov 2.0 versions earlier than Checkov 2.0.139. Checkov 1.0 versions are not impacted.","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01295,"percentile":0.70578,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-502"],"published":"2021-06-10T12:33:06Z","modified":"2026-10-24T10:30:58Z","fixes":[{"ecosystem":"Bitnami","package":"checkov","fixed_in":["2.0.139"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"checkov","ranges":[{"type":"SEMVER","events":[{"introduced":"2.0.0"},{"fixed":"2.0.139"}]}]}],"products":[{"vendor":"palo alto networks","product":"bridgecrew checkov"},{"vendor":"paloaltonetworks","product":"bridgecrew_checkov"}],"references":[{"url":"https://security.paloaltonetworks.com/CVE-2021-3040","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3040","tags":["web"]},{"url":"https://github.com/advisories/GHSA-3q2v-fjjf-4p2w"}],"sources":{"cve":[{"id":"CVE-2021-3040","title":"Bridgecrew Checkov: Unsafe deserialization of Terraform files allows code execution","description":"An unsafe deserialization vulnerability in Bridgecrew Checkov by Prisma Cloud allows arbitrary code execution when processing a malicious terraform file. This issue impacts Checkov 2.0 versions earlier than Checkov 2.0.139. Checkov 1.0 versions are not impacted.","status":"published","published":"2021-06-10T12:33:06.414Z","modified":"2024-09-16T18:23:39.787Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:33:04.020035Z"}],"euvd":[{"id":"EUVD-2021-26392","description":"An unsafe deserialization vulnerability in Bridgecrew Checkov by Prisma Cloud allows arbitrary code execution when processing a malicious terraform file. This issue impacts Checkov 2.0 versions earlier than Checkov 2.0.139. Checkov 1.0 versions are not impacted.","status":"published","published":"2021-06-10T12:33:06Z","modified":"2024-09-16T18:23:39Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L","level":"medium"}],"updated_at":"2026-11-03T00:55:32.945265Z"}],"ghsa":[{"id":"GHSA-3q2v-fjjf-4p2w","title":"An unsafe deserialization vulnerability in Bridgecrew Checkov by Prisma Cloud allows arbitrary...","description":"An unsafe deserialization vulnerability in Bridgecrew Checkov by Prisma Cloud allows arbitrary code execution when processing a malicious terraform file. This issue impacts Checkov 2.0 versions earlier than Checkov 2.0.139. Checkov 1.0 versions are not impacted.","status":"published","published":"2022-05-24T19:04:54Z","modified":"2023-01-29T05:07:57Z","cwes":["CWE-502"],"updated_at":"2026-11-02T14:46:11.594724Z"}],"nvd":[{"id":"CVE-2021-3040","description":"An unsafe deserialization vulnerability in Bridgecrew Checkov by Prisma Cloud allows arbitrary code execution when processing a malicious terraform file. This issue impacts Checkov 2.0 versions earlier than Checkov 2.0.139. Checkov 1.0 versions are not impacted.","status":"published","published":"2021-06-10T13:15:08.343Z","modified":"2026-06-17T04:04:36.7Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:06:54.439974Z"}],"osv":[{"id":"CVE-2021-3040","description":"An unsafe deserialization vulnerability in Bridgecrew Checkov by Prisma Cloud allows arbitrary code execution when processing a malicious terraform file. This issue impacts Checkov 2.0 versions earlier than Checkov 2.0.139. Checkov 1.0 versions are not impacted.","status":"published","published":"2021-06-10T13:15:08.343Z","modified":"2026-10-24T10:30:58.575819389Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:19.483607Z"},{"id":"BIT-checkov-2021-3040","title":"Bridgecrew Checkov: Unsafe deserialization of Terraform files allows code execution","description":"An unsafe deserialization vulnerability in Bridgecrew Checkov by Prisma Cloud allows arbitrary code execution when processing a malicious terraform file. This issue impacts Checkov 2.0 versions earlier than Checkov 2.0.139. Checkov 1.0 versions are not impacted.","status":"published","published":"2026-02-09T11:36:28.864Z","modified":"2026-09-08T08:45:54.146449732Z","updated_at":"2026-11-02T15:28:28.70813Z"}]}}