#VU35172 Out-of-bounds write in IrfanView - CVE-2019-17241

Vulnerability identifier: #VU35172

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-17241

CWE-ID: CWE-787

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
IrfanView
Client/Desktop applications / Office applications

Vendor: Irfan Skiljan

Description

The vulnerability allows a local authenticated user to execute arbitrary code.

IrfanView 4.53 allows a User Mode Write AV starting at WSQ!ReadWSQ+0x000000000000d563.

Mitigation
Install update from vendor's website.

Vulnerable software versions

IrfanView: 4.53

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External links
https://github.com/linhlhq/research/blob/master/README.md
https://www.irfanview.com/main_history.htm

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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