CVE-2023-7101
Arbitrary Code Execution (ACE) Vulnerability
Basic Information
- CVE State
- PUBLISHED
- Reserved Date
- December 24, 2023
- Published Date
- December 24, 2023
- Last Updated
- February 13, 2025
- Vendor
- Douglas Wilson
- Product
- Spreadsheet::ParseExcel
- 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.
CVSS Scores
CVSS v3.1
7.8 - HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC Information
- Exploitation
- active
- Technical Impact
- total
Exploit Status
- Exploited in the Wild
- Yes (added 2024-01-02 00:00:00 UTC) Source
References
https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2023/MNDT-2023-0019.md
https://https://www.cve.org/CVERecord?id=CVE-2023-7101
https://https://metacpan.org/dist/Spreadsheet-ParseExcel
https://https://github.com/haile01/perl_spreadsheet_excel_rce_poc
https://github.com/jmcnamara/spreadsheet-parseexcel/blob/c7298592e102a375d43150cd002feed806557c15/lib/Spreadsheet/ParseExcel/Utility.pm#L171
http://www.openwall.com/lists/oss-security/2023/12/29/4
https://lists.debian.org/debian-lts-announce/2023/12/msg00025.html
https://https://github.com/jmcnamara/spreadsheet-parseexcel/commit/bd3159277e745468e2c553417b35d5d7dc7405bc
https://lists.fedoraproject.org/archives/list/[email protected]/message/IFEHKULQRVXHIV7XXK2RGD4VQN6Y4CV5/
https://lists.fedoraproject.org/archives/list/[email protected]/message/M2FIWDHRYTAAQLGM6AFOZVM7AFZ4H2ZR/
https://security.metacpan.org/2024/02/10/vulnerable-spreadsheet-parsing-modules.html
Known Exploited Vulnerability Information
| Source | Added Date |
|---|---|
| CISA | 2024-01-02 00:00:00 UTC |