PT-2017-18304 · Xnview · Xnview Classic

Published 2017-07-05 · Updated 2017-07-10 · CVE-2017-8381

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 XnView Classic for Windows version 2.40

Description The issue allows user-assisted remote attackers to execute code via a crafted .mkv file that is mishandled during the opening of a directory in "Browser" mode. This is due to a "User Mode Write AV near NULL" in XnView.exe.

Recommendations For XnView Classic for Windows version 2.40, consider avoiding the use of "Browser" mode when opening directories until a patch is available. As a temporary workaround, refrain from opening crafted .mkv files to minimize the risk of exploitation.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2017-8381

Affected Products

Xnview Classic

References · 3

• 🔥❌ https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-8381 · Exploit, Deleted
• https://osv.dev/vulnerability/CVE-2017-8381 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-8381 · Security Note