#VU46751 Use-after-free

Published: 2020-09-16

Vulnerability identifier: #VU46751

Vulnerability risk: High

CVSSv3: 7.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-6115


Exploitation vector: Network

Exploit availability: No

Vulnerable software: Nitro Pro
Client/Desktop applications / Office applications

Vendor: Nitro Software, Inc.


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in the cross-reference table repairing functionality. A remote attacker can trick a victim to load a specially crafted document, cause a use-after-free condition and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Install updates from vendor's website.

Vulnerable software versions

Nitro Pro:,


External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

Latest bulletins with this vulnerability