Jenkins - Path Traversal (CVE-2024-23897)
1Exploiting IPs reported
Jenkins 2.441 and earlier, LTS 2.426.2 and earlier does not disable a feature of its CLI command parser that replaces an '@' character followed by a file path in an argument with the file's contents, allowing unauthenticated attackers to read arbitrary files on the Jenkins controller file system.
CrowdSec analysis
CVE-2024-23897 is a critical vulnerability in Jenkins that enables unauthenticated attackers to read arbitrary files from the Jenkins controller. This issue arises from the CLI command parser handling of arguments prefixed with an '@' character, which can lead to unauthorized disclosure of sensitive information.
CrowdSec has been tracking this vulnerability and its exploits since 15th of December 2023.
CrowdSec network data shows that most actors exploiting CVE-2024-23897 rely on broad, untargeted scans with minimal filtering. The activity is largely automated and opportunistic in nature. CrowdSec data also reveals a clear uptick in attacks involving CVE-2024-23897 over the past week. Activity is above the usual baseline, suggesting growing attention from attackers. This may reflect rising awareness, recent exploit releases, or expanded targeting efforts.
Attack patterns relate to misuse of the Jenkins CLI feature to access files on the server.
Exploitation
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Common Weakness Enumeration (CWE)
Protection
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Blocklist
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