Multiple vulnerabilities in Nitro Pro

Published: 2020-03-09 | Updated: 2020-08-08

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2020-10222 CVE-2020-10223
CWE-ID	CWE-787
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Nitro Pro Client/Desktop applications / Office applications
Vendor	Nitro Software, Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Out-of-bounds write

EUVDB-ID: #VU34801

Risk: High

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-10222

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to #BASIC_IMPACT#.

npdf.dll in Nitro Pro before 13.13.2.242 is vulnerable to Heap Corruption at npdf!nitro::get_property+2381 via a crafted PDF document.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Nitro Pro: 13.2.2.25 - 13.9.1.155

External links

http://github.com/nafiez/nafiez.github.io/blob/master/_posts/2020-03-05-fuzzing-heap-corruption-nitro-pdf-vulnerability.md
http://nafiez.github.io/security/vulnerability/corruption/fuzzing/2020/03/05/fuzzing-heap-corruption-nitro-pdf-vulnerability.html

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

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

2) Out-of-bounds write

EUVDB-ID: #VU34802