VMware Tanzu Spring Cloud Config Directory Traversal Vulnerability
Spring, by VMware Tanzu, Cloud Config contains a path traversal vulnerability that allows applications to serve arbitrary configuration files.
A remote attacker, without authentication, can achieve full data confidentiality loss. Federal agencies are required to remediate by 2022-04-15 under CISA BOD 22-01.
This is a Software Vulnerability (CWE-23) (CWE-23) vulnerability in VMware Tanzu Spring Cloud Configuration (Config) Server. Spring Cloud Config, versions 2.2.x prior to 2.2.3, versions 2.1.x prior to 2.1.9, and older unsupported versions allow applications to serve arbitrary configuration files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead to a directory traversal attack. Exploitation requires remote network access, low attack complexity, no authentication required, and no user interaction required.
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Phishing link
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Malicious file
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Server compromised
Probably yes if any of these apply:
CISA added this CVE to the Known Exploited Vulnerabilities catalog on 2022-03-25 based on evidence of active exploitation in the wild. Federal agencies required to remediate by 2022-04-15.
Manual remediation steps
Apply the Vendor Patch
This vulnerability is in the CISA Known Exploited Vulnerabilities catalog — apply the vendor's security update as soon as possible.
CISA required action: Apply updates per vendor instructions.
References
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References