PT-2023-16610 · Xoslab · Xoslab Easy File Locker+1

Zeze7W · Published 2023-02-18 · Updated 2024-05-17 · CVE-2023-0908

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Xoslab Easy File Locker version 2.2.0.184

Description A problematic issue was found in the function MessageNotifyCallback in the library xlkfs.sys, leading to denial of service. Local access is required to approach this attack. The issue has been disclosed to the public.

Recommendations For Xoslab Easy File Locker version 2.2.0.184, consider disabling the MessageNotifyCallback function in the xlkfs.sys library as a temporary workaround until a patch is available. Restrict local access to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

Improper Resource Release

Weakness Enumeration

CWE-404

Related Identifiers

CVE-2023-0908

Affected Products

Xoslab Easy File Locker

Xlkfs.Sys

References · 7

• 🔥 https://github.com/zeze-zeze/WindowsKernelVuln/tree/master/CVE-2023-0908 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2023-0908 · Security Note
• https://osv.dev/vulnerability/CVE-2023-0908 · Vendor Advisory
• https://t.me/cvenotify/44672 · Telegram Post
• https://vuldb.com/?ctiid.221457 · Note
• https://t.me/cvenotify/44629 · Telegram Post
• https://vuldb.com/?id.221457 · Note