CVE-2021-3040
CVE-2021-3040 is a medium-severity vulnerability in Paloaltonetworks Bridgecrew Checkov with a CVSS 3.x base score of 6.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-502.
Key facts
- Severity: Medium (CVSS 3.x base score 6.7)
- CVSS v2: 6.5
- EPSS exploit prediction: 1% (67th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-502
- Affected product: Paloaltonetworks Bridgecrew Checkov
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2021-3040?
- 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.
- How severe is CVE-2021-3040?
- CVE-2021-3040 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.
- Is CVE-2021-3040 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-3040?
- CVE-2021-3040 affects Paloaltonetworks Bridgecrew Checkov. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-3040?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-3040 published?
- CVE-2021-3040 was published on 2021-06-10 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:paloaltonetworks:bridgecrew_checkov:*:*:*:*:*:*:*:*
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