PT-2017-19247 · Microsoft+1 · Ntdll+2

Published 2017-07-05 · Updated 2025-05-10 · CVE-2017-9884

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions IrfanView version 4.44 (32bit) with FPX Plugin 4.46

Description The issue allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .fpx file. This is related to "Data from Faulting Address controls Branch Selection starting at ntdll 77df0000!RtlpCoalesceFreeBlocks+0x00000000000001b6."

Recommendations For IrfanView version 4.44 (32bit) with FPX Plugin 4.46, consider disabling the FPX Plugin as a temporary workaround until a patch is available. Avoid using the FPX Plugin to open .fpx files until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2017-9884

Affected Products

Fpx Plugin

Irfanview

Ntdll

References · 6

• 🔥❌ https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-9884 · Exploit, Deleted
• https://nvd.nist.gov/vuln/detail/CVE-2017-9884 · Security Note
• https://osv.dev/vulnerability/CVE-2017-9884 · Vendor Advisory
• http://irfanview.com/plugins.htm · Vendor Advisory
• https://twitter.com/fletch_ai/status/1921113039052698009 · Twitter Post
• https://twitter.com/fletch_ai/status/1916417149742223635 · Twitter Post