Pdf Editor
CVE-2021-38564
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Lifecycle Timeline
1DescriptionNVD
An issue was discovered in Foxit PDF Reader before 11.0.1 and PDF Editor before 11.0.1. It allows an out-of-bounds read via util.scand.
AnalysisAI
An issue was discovered in Foxit PDF Reader before 11.0.1 and PDF Editor before 11.0.1. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. An issue was discovered in Foxit PDF Reader before 11.0.1 and PDF Editor before 11.0.1. It allows an out-of-bounds read via util.scand. Affected products include: Foxitsoftware Pdf Editor, Foxitsoftware Pdf Reader. Version information: before 11.0.1.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.
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Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
View allShare
External POC / Exploit Code
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