Out-of-Bounds Write Vulnerability in Foxit Reader and PhantomPDF
CVE-2021-33793

9.8CRITICAL

Key Information:

Vendor

Foxit
Status
Foxit Reader
PhantomPDF
Vendor
CVE Published:
11 August 2021

What is CVE-2021-33793?

An out-of-bounds write vulnerability exists in Foxit Reader and PhantomPDF prior to version 10.1.4, caused by mishandling of the Cross-Reference table during the conversion of Office documents. This flaw could allow attackers to exploit document handling functionalities, potentially leading to unauthorized access or alteration of sensitive data.

References

https://www.foxitsoftware.com/support/security-bulletins....
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2021-33793 : Out-of-Bounds Write Vulnerability in Foxit Reader and PhantomPDF