CVE Vulnerabilities

CVE-2020-19470

NULL Pointer Dereference

Published: Jul 21, 2021 | Modified: Jul 29, 2021
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu

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) .

Weakness

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

Affected Software

Name Vendor Start Version End Version
Pdf2json Flowpaper 0.70 (including) 0.70 (including)

Potential Mitigations

References