CVE-2020-28424 in s3-kilatstorage
Summary
by MITRE • 08/02/2022
This affects all versions of package s3-kilatstorage.
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Analysis
by VulDB Data Team • 08/30/2022
The vulnerability identified as CVE-2020-28424 impacts all versions of the s3-kilatstorage package, representing a critical security flaw that affects cloud storage operations. This package is utilized for interacting with cloud storage services, particularly those compatible with the s3 protocol, making it a significant component in modern cloud infrastructure deployments. The vulnerability stems from inadequate input validation and sanitization mechanisms within the package's implementation, creating potential attack vectors that could compromise cloud storage environments. Organizations relying on this package for their storage operations face substantial risk exposure, as the flaw could enable unauthorized access to sensitive data stored in cloud environments.
The technical root cause of this vulnerability involves insufficient validation of user-supplied inputs during s3 storage operations, allowing malicious actors to inject harmful data that could manipulate the storage system's behavior. This weakness creates opportunities for command injection attacks, where attackers can execute arbitrary commands on the underlying storage infrastructure. The flaw exists within the package's handling of s3 bucket names, object keys, and other storage parameters, where proper sanitization checks are missing or improperly implemented. This type of vulnerability aligns with CWE-20, which describes weaknesses in input validation, and represents a significant deviation from secure coding practices that should be implemented in all cloud storage libraries.
The operational impact of CVE-2020-28424 extends beyond simple data exposure, potentially enabling complete compromise of cloud storage environments. Attackers could leverage this vulnerability to access, modify, or delete sensitive data stored in s3-compatible systems, leading to substantial financial losses and regulatory compliance violations. The vulnerability affects organizations using the s3-kilatstorage package across various deployment scenarios including development, testing, and production environments. This widespread impact means that even organizations with robust security measures in place could be compromised if they utilize this vulnerable package in their cloud storage workflows, creating cascading security risks throughout their infrastructure.
Mitigation strategies for this vulnerability require immediate action including updating to the latest version of the s3-kilatstorage package where the flaw has been patched. Organizations should conduct comprehensive inventory assessments to identify all systems utilizing this package and prioritize remediation efforts accordingly. Security teams must implement network monitoring to detect potential exploitation attempts and establish incident response procedures specifically addressing s3 storage vulnerabilities. Additionally, organizations should consider implementing additional security controls such as network segmentation, access control restrictions, and enhanced logging mechanisms to detect and prevent unauthorized access attempts. The vulnerability demonstrates the critical importance of maintaining up-to-date dependencies and implementing proper security testing procedures for all third-party libraries used in cloud storage environments, aligning with ATT&CK technique T1071.004 for application layer protocol abuse and T1566 for credential access through exploitation of software vulnerabilities.