Description
iText v7.1.17 was discovered to contain an out-of-bounds exception via the component ARCFOUREncryption.encryptARCFOUR, which allows attackers to cause a Denial of Service (DoS) via a crafted PDF file. NOTE: Vendor does not view this as a vulnerability and has not found it to be exploitable.
Remediation
References
https://github.com/itext/itext7/pull/78
https://github.com/itext/itext7/pull/78#issuecomment-1089287808
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