#VU84793 Use of Potentially Dangerous Function in Spreadsheet-ParseExcel - CVE-2023-7101

Vulnerability identifier: #VU84793

Vulnerability risk: Critical

CVSSv4.0: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red]

CVE-ID: CVE-2023-7101

CWE-ID: CWE-676

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Spreadsheet-ParseExcel
Other software / Other software solutions

Vendor: DOUGW

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to improper input validation when parsing Excel files. A remote attacker can pass a specially crafted file to the application and execute arbitrary code on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Spreadsheet-ParseExcel: 0.06 - 0.2603

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External links
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
https://metacpan.org/dist/Spreadsheet-ParseExcel/changes

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.