Denial of Service Vulnerability in SheetJS and SheetJS Pro Products
CVE-2021-32012

5.5MEDIUM

Key Information:

Vendor

Sheetjs Project

Status
Sheetjs
Sheetjs Pro
Vendor
CVE Published:
19 July 2021

What is CVE-2021-32012?

The identified vulnerability in SheetJS and SheetJS Pro allows attackers to exploit a crafted .xlsx document leading to memory exhaustion. This is due to improper handling of the document by the xlsx.js library. When an attacker inputs a specially crafted spreadsheet, it can disrupt the normal operation of the software by consuming significant memory resources, potentially resulting in service outages.

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References

https://sheetjs.com/pro
x_refsource_MISC
https://www.oracle.com/security-alerts/cpujan2022.html
x_refsource_MISC
https://floqast.com/engineering-blog/post/fuzzing-and-par...
x_refsource_MISC

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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