Advisory Details

February 9th, 2024

Allegra serveMathJaxLibraries Directory Traversal Information Disclosure Vulnerability

ZDI-24-100
ZDI-CAN-22532

CVE ID CVE-2024-22532
CVSS SCORE 7.5, AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
AFFECTED VENDORS Allegra
AFFECTED PRODUCTS Allegra
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Allegra. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the serveMathJaxLibraries method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise.

ADDITIONAL DETAILS Allegra has issued an update to correct this vulnerability. More details can be found at:
https://www.trackplus.com/en/service/release-notes-reader/7-5-1-release-notes-2.html
DISCLOSURE TIMELINE
  • 2023-12-08 - Vulnerability reported to vendor
  • 2024-02-09 - Coordinated public release of advisory
CREDIT 06fe5fd2bc53027c4a3b7e395af0b850e7b8a044
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