CVE-2021-3040: palo alto networks bridgecrew checkov Deserialization of Untrusted Data
CVSS: 7.2v3.1HighModified
Published 10-06-2021Last modified 16-09-2024
Vulnerability summary
CVE-2021-3040 is a high (CVSS 7.2) Deserialization of Untrusted Data vulnerability in palo alto networks bridgecrew checkov. EPSS estimates a 1.29% chance of exploitation in the next 30 days, higher than 70% of scored vulnerabilities.
CVSS score
7.2/10
010
High · v3.1 (NVD)EPSS score
1.29%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 10-06-2021PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.2Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HSources2 sources · 6.7–7.2
- CVE.orgCNA6.7MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:LDiffers
Medium 6.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:S/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
1.29%
Chance of exploitation in the next 30 days
Percentile
70%
Versus all other CVEs
30-day change
0.00 pp
From 1.29% on 21-09-2026
21-09-202621-10-2026
EPSS score1.29%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Palo alto networks1 product
- bridgecrew checkov≥ 2.0, < 2.0.139
Paloaltonetworks1 product
- bridgecrew_checkov≥ 2.0.0, < 2.0.139
2 vendors · 2 products