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CVE-2021-38563

Common vulnerabilities & exposures (CVE)

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Published at: - 12-08-2021 12:15
Last modified: - 08-02-2022 07:30
Total changes: - 5

Description

An issue was discovered in Foxit PDF Reader before 11.0.1 and PDF Editor before 11.0.1. It mishandles situations in which an array size (derived from a /Size entry) is smaller than the maximum indirect object number, and thus there is an attempted incorrect array access (leading to a NULL pointer dereference, or out-of-bounds read or write).

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Low
Attack complexity
Network
Attack vector
High
Availability
High
Confidentiality
High
Integrity
None
Privileges required
Unchanged
Scope
None
User interaction
9.8
Base score
3.9
5.9
Exploitability score
Impact score
 

Verification logic

OR
vendor=foxitsoftware AND product=pdf_editor AND versionEndIncluding=11.0.0.0510
vendor=foxit AND product=pdf_reader AND versionEndIncluding=11.0.0.0510
 

Reference

 


Keywords

NVD

 

CVE-2021-38563

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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