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NOTICE UPDATED - April, 25th 2024

NIST has updated the NVD program announcement page with additional information regarding recent concerns and the temporary delays in enrichment efforts.

CVE-2023-7101 Detail

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.


Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  7.8 HIGH
Vector:  CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.openwall.com/lists/oss-security/2023/12/29/4 Mailing List  Third Party Advisory 
https://github.com/jmcnamara/spreadsheet-parseexcel/blob/c7298592e102a375d43150cd002feed806557c15/lib/Spreadsheet/ParseExcel/Utility.pm#L171 Product 
https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2023/MNDT-2023-0019.md Third Party Advisory 
https://https://github.com/haile01/perl_spreadsheet_excel_rce_poc Third Party Advisory 
https://https://github.com/jmcnamara/spreadsheet-parseexcel/commit/bd3159277e745468e2c553417b35d5d7dc7405bc Patch 
https://https://metacpan.org/dist/Spreadsheet-ParseExcel Product 
https://https://www.cve.org/CVERecord?id=CVE-2023-7101 Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2023/12/msg00025.html Mailing List  Third Party Advisory 
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IFEHKULQRVXHIV7XXK2RGD4VQN6Y4CV5/ Mailing List 
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M2FIWDHRYTAAQLGM6AFOZVM7AFZ4H2ZR/ Mailing List 

This CVE is in CISA's Known Exploited Vulnerabilities Catalog

Reference CISA's BOD 22-01 and Known Exploited Vulnerabilities Catalog for further guidance and requirements.

Vulnerability Name Date Added Due Date Required Action
Spreadsheet::ParseExcel Remote Code Execution Vulnerability 01/02/2024 01/23/2024 Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Weakness Enumeration

CWE-ID CWE Name Source
CWE-94 Improper Control of Generation of Code ('Code Injection') cwe source acceptance level NIST  
CWE-95 Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection') Reference acceptance level Mandiant Inc.  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

7 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2023-7101
NVD Published Date:
12/24/2023
NVD Last Modified:
01/09/2024
Source:
Mandiant Inc.