#VU38021 Buffer overflow in IrfanView - CVE-2017-15768

Vulnerability identifier: #VU38021

Vulnerability 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-2017-15768

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
IrfanView
Client/Desktop applications / Office applications

Vendor: Irfan Skiljan

Description

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

IrfanView version 4.50 - 64bit allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .tif file, related to "Data from Faulting Address controls Branch Selection starting at image000007f7_42060000+0x0000000000094113."

Mitigation
Install update from vendor's website.

Vulnerable software versions

IrfanView: 4.50

---

External links
https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-15768

---

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.