PT-2021-18726 · Bridgecrew · Checkov

Bryan Eastes · CVE-2021-3040 · Published 2021-06-10 · Updated 2026-02-09

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Checkov versions 2.0.0 through 2.0.138

Description An unsafe deserialization vulnerability in Bridgecrew Checkov by Prisma Cloud allows arbitrary code execution when processing a malicious terraform file.

Recommendations For Checkov versions 2.0.0 through 2.0.138, update to version 2.0.139 or later to resolve the issue. As a temporary workaround, consider restricting the processing of terraform files from untrusted sources until a patch is available.

Fix

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

BIT-CHECKOV-2021-3040

CVE-2021-3040

Affected Products

Checkov

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-3040 · Security Note
• https://security.paloaltonetworks.com/CVE-2021-3040 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-checkov-2021-3040 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-3040 · Vendor Advisory
• https://t.me/cvenotify/16086 · Telegram Post