CVE-2024-55658: b3log siyuan Path Traversal

Vulnerability summary

CVE-2024-55658 is a high (CVSS 8.7) Path Traversal vulnerability in b3log siyuan. EPSS estimates a 0.60% chance of exploitation in the next 30 days, higher than 47.8% of scored vulnerabilities.

Timeline

1. 11-12-2024
   PublishedVulnerability first disclosed.
2. 12-12-2024
   Last modifiedVulnerability information updated.

Description

SiYuan is a personal knowledge management system. Prior to version 3.1.16, SiYuan's /api/export/exportResources endpoint is vulnerable to arbitary file read via path traversal. It is possible to manipulate the paths parameter to access and download arbitrary files from the host system by traversing the workspace directory structure. Version 3.1.16 contains a patch for the issue.

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.