CVE-2021-3035

Bridgecrew Checkov: Unsafe deserialization of Terraform files allows code execution

Severity Score

7.2

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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 2.0.26. Checkov 1.0 versions are not impacted.

Una vulnerabilidad de deserialización no segura en Bridgecrew Checkov de Prisma Cloud, permite una ejecución de código arbitrario cuando se procesa un archivo terraform malicioso. Este problema impacta a Checkov versiones 2.0 anteriores a Checkov versión 2.0.26. Checkov versiones 1.0 no están afectadas

*Credits: Palo Alto Networks thanks Kevin Higgs of Trail of Bits for discovering and reporting this issue.

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-06 CVE Reserved
2021-04-20 CVE Published
2023-03-08 EPSS Updated
2024-09-17 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-502: Deserialization of Untrusted Data

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://security.paloaltonetworks.com/CVE-2021-3035	2021-10-18

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Paloaltonetworks Search vendor "Paloaltonetworks"		Bridgecrew Checkov Search vendor "Paloaltonetworks" for product "Bridgecrew Checkov"				>= 2.0.0 < 2.0.26 Search vendor "Paloaltonetworks" for product "Bridgecrew Checkov" and version " >= 2.0.0 < 2.0.26"		-		Affected