An issue has been found in function DCTStream::getChar in PDF2JSON 0.70 that allows attackers to cause a Denial of Service due to a NULL pointer dereference (invalid read of size 1) .
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-19470
Reference (s):
- https://github.com/flexpaper/pdf2json/issues/31