Advisories

SiYuan 3.8.7 through 3.8.8 Path Traversal via GLOBALROOT Alias

Go back
Severity
medium
Date
Affecting
  • siyuan >= 3.8.7, <= 3.8.8

CWE
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVSS
5.9
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Credit
kemrec
Description
SiYuan 3.8.7 through 3.8.8 fails to normalize Windows GLOBALROOT device-namespace aliases, bypassing the IsSensitivePath denylist. Attackers can invoke importStdMd with a GLOBALROOT-prefixed path to copy the API token and TLS private key into the publicly served assets directory.

Ready to get Started?

Explore VulnCheck, a next-generation Cyber Threat Intelligence platform, which provides exploit and vulnerability intelligence to help you prioritize and remediate vulnerabilities that matter.
  • Vulnerability Prioritization
    Prioritize vulnerabilities that matter based on the threat landscape and defer vulnerabilities that don't.
  • Early Warning System
    Real-time alerting of changes in the vulnerability landscape so that you can take action before the attacks start.