Pivotal Software Spring Cloud Config spring-cloud-config-server Module Directory Traversal Vulnerability [CVE-2019-3799]

CVE Number – CVE-2019-3799

A vulnerability in Spring Cloud Config could allow an unauthenticated, remote attacker to conduct a directory traversal attack on a targeted system. The vulnerability exists because the spring-cloud-config-server module of the affected software allows applications to serve static resources from a file system. An attacker could exploit this vulnerability by sending a malicious request using a crafted URL to the targeted system. A successful exploit could allow the attacker to conduct a directory traversal attack on the system, which the attacker could use to overwrite, delete, or read sensitive file information on the system.Pivotal Software has confirmed the vulnerability and released software updates.


  • To exploit this vulnerability, the attacker must send a malicious request to the targeted system, making exploitation more difficult in environments that restrict network access from untrusted sources.


  • Administrators are advised to apply the appropriate updates.Administrators are advised to allow only trusted users to have network access.Administrators are advised to run both firewall and antivirus applications to minimize the potential of inbound and outbound threats.Administrators may consider using IP-based access control lists (ACLs) to allow only trusted systems to access the affected systems.Administrators can help protect affected systems from external attacks by using a solid firewall strategy.Administrators are advised to monitor affected systems.

Vendor Announcements

  • Pivotal Software has released a vulnerability report at the following link: CVE-2019-3799

Fixed Software

Duncan Newell

Duncan is a technology professional with over 20 years experience of working in various IT roles. He has a interest in cyber security, and has a wide range of other skills in radio, electronics and telecommunications.

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