Use-after-free in NitroPDF - CVE-2019-5047
Published: October 11, 2019
Vulnerability identifier: #VU21727
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-5047
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in the "CharProcs" parsing functionality. A remote attacker can send a specially crafted PDF, cause a type confusion, resulting in a Use After Free and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Affected software
NitroPDF
How to mitigate CVE-2019-5047
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.