CVE-2023-2316

Summary

Improper path handling in Typora before 1.6.7 on Windows and Linux allows a crafted webpage to access local files and exfiltrate them to remote web servers via "typora://app/<absolute-path>".

This vulnerability can be exploited if a user opens a malicious markdown file in Typora, or copies text from a malicious webpage and paste it into Typora.

Affected Software

Weaknesses

• CWE-22: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

ADP Enrichment

CVE Program Container

Additional References

• https://support.typora.io/What’s-New-1.6/
• https://starlabs.sg/advisories/23/23-2316/

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: partial

References

• https://support.typora.io/What’s-New-1.6/
• https://starlabs.sg/advisories/23/23-2316/

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