CVE-2021-3040

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.

Remediation

Solution:

  • This issue is fixed in Checkov 2.0.139 and all later versions.

Workaround:

  • Do not run Checkov on terraform files from untrusted sources or pull requests.

Category

6.7
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.38% Top 15%
Vendor Advisory paloaltonetworks.com
Affected: Palo Alto Networks Bridgecrew Checkov
Published at:
Updated at:

References

Link Tags
https://security.paloaltonetworks.com/CVE-2021-3040 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-3040?
CVE-2021-3040 has been scored as a medium severity vulnerability.
How to fix CVE-2021-3040?
To fix CVE-2021-3040: This issue is fixed in Checkov 2.0.139 and all later versions.
Is CVE-2021-3040 being actively exploited in the wild?
It is possible that CVE-2021-3040 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-3040?
CVE-2021-3040 affects Palo Alto Networks Bridgecrew Checkov.
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