Multiple vulnerabilities in IrfanView

Published: 2020-06-10 | Updated: 2020-08-08

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2020-13905 CVE-2020-13906
CWE-ID	CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	IrfanView Client/Desktop applications / Office applications
Vendor	Irfan Skiljan

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error

EUVDB-ID: #VU34349

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-13905

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

IrfanView 4.54 allows a user-mode write access violation starting at FORMATS!GetPlugInInfo+0x0000000000038ed4.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IrfanView: 4.54

CPE2.3

cpe:2.3:a:irfan_skiljan:irfanview:4.54:*:*:*:*:*:*:*

External links

https://github.com/nhiephon/Research/blob/master/README.md
https://www.irfanview.com/plugins.htm

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) Input validation error

EUVDB-ID: #VU34350