CVE-2023-7101
Arbitrary Code Execution (ACE) Vulnerability
- Published
- Updated
- Reserved
- Assigned by
- Mandiant
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.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Spreadsheet::ParseExcel Remote Code Execution Vulnerability.
- Added
- 2 Jan 2024
- Fix due (US federal)
- 23 Jan 2024
- Used by ransomware
- Not known
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 19.0% · top 2.7% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
Douglas Wilson · Spreadsheet::ParseExcel
- affected 0.65
What to do
Solution: Update to version 0.66
References (12)
- https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2023/MNDT-2023-0019.md (opens in a new tab)x_transferred
- https://https://www.cve.org/CVERecord?id=CVE-2023-7101 (opens in a new tab)x_transferred
- https://https://metacpan.org/dist/Spreadsheet-ParseExcel (opens in a new tab)x_transferred
- https://https://github.com/haile01/perl_spreadsheet_excel_rce_poc (opens in a new tab)x_transferred
- https://github.com/jmcnamara/spreadsheet-parseexcel/blob/c7298592e102a375d43150cd002feed806557c15/lib/Spreadsheet/ParseExcel/Utility.pm#L171 (opens in a new tab)x_transferred
- http://www.openwall.com/lists/oss-security/2023/12/29/4 (opens in a new tab)x_transferred
- https://lists.debian.org/debian-lts-announce/2023/12/msg00025.html (opens in a new tab)x_transferred
- https://https://github.com/jmcnamara/spreadsheet-parseexcel/commit/bd3159277e745468e2c553417b35d5d7dc7405bc (opens in a new tab)x_transferred
- https://lists.fedoraproject.org/archives/list/[email protected]/message/IFEHKULQRVXHIV7XXK2RGD4VQN6Y4CV5/ (opens in a new tab)x_transferred
- https://lists.fedoraproject.org/archives/list/[email protected]/message/M2FIWDHRYTAAQLGM6AFOZVM7AFZ4H2ZR/ (opens in a new tab)x_transferred
- https://security.metacpan.org/2024/02/10/vulnerable-spreadsheet-parsing-modules.html (opens in a new tab)x_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-7101 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-7101)Record last updated .