cve/2023/CVE-2023-7101.md

CVE-2023-7101

Description

Spreadsheet::ParseExcel version 0.65 is a Perl module used for parsing Excel files. Spreadsheet::ParseExcel is vulnerable to an arbitrary code execution (ACE) vulnerability due to passing unvalidated input from a file into a string-type “eval”. Specifically, the issue stems from the evaluation of Number format strings (not to be confused with printf-style format strings) within the Excel parsing logic.

POC

Reference

• https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2023/MNDT-2023-0019.md
• https://https://github.com/haile01/perl_spreadsheet_excel_rce_poc
• https://security.metacpan.org/2024/02/10/vulnerable-spreadsheet-parsing-modules.html

Github

• https://github.com/Ostorlab/KEV
• https://github.com/fkie-cad/nvd-json-data-feeds
• https://github.com/vinzel-ops/vuln-barracuda