An uninitialized memory access vulnerability exists in the way Aspose.PDF 19.2 for C++ handles invalid parent object pointers. A specially crafted PDF can cause a read and write from uninitialized memory, resulting in memory corruption and possibly arbitrary code execution. To trigger this vulnerability, a specifically crafted PDF document needs to be processed by the target application.

References

• https://nvd.nist.gov/vuln/detail/CVE-2019-5067
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0856