CVE-2023-2316 — HIGH (7.4) — White Hats Nepal

Vulnerability Description

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.

CVSS Score

7.4

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Typora	Typora	< 1.6.7
Linux	Linux Kernel	-
Microsoft	Windows	-

Related Weaknesses (CWE)

CWE-22

References

https://starlabs.sg/advisories/23/23-2316/ExploitMitigationThird Party Advisory
https://support.typora.io/What's-New-1.6/Vendor Advisory
https://starlabs.sg/advisories/23/23-2316/ExploitMitigationThird Party Advisory
https://support.typora.io/What's-New-1.6/Vendor Advisory

FAQ

What is CVE-2023-2316?

CVE-2023-2316 is a vulnerability with a CVSS score of 7.4 (HIGH). 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 v...

How severe is CVE-2023-2316?

CVE-2023-2316 has been rated HIGH with a CVSS base score of 7.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-2316?

Check the references section above for vendor advisories and patch information. Affected products include: Typora Typora, Linux Linux Kernel, Microsoft Windows.