Intrusion PreventionMS.Windows.LNK.VT_BSTR_BLOB.Memory.Corruption
Description
This indicates an attack attempt to exploit a Memory Corruption Vulnerability in Microsoft Windows Server.
The vulnerability is due to improper handling of LNK files. A remote attacker could exploit this vulnerability by enticing a target user into browsing to a folder containing a crafted LNK file or downloading a crafted LNK file. Successful exploitation could result in the execution of arbitrary code under the security context of the target user.
Affected Products
Microsoft Windows 7
Microsoft Windows 8.1
Microsoft Windows 10
Microsoft Windows RT 8.1
Microsoft Windows Server 2008
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2012
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft Windows Server version 1803 (Server Core Installation)
Microsoft Windows Server version 1903 (Server Core installation)
Microsoft Windows Server version 2004 (Server Core installation)
Impact
System Compromise: Remote attackers can gain control of vulnerable systems.
Recommended Actions
Apply the most recent upgrade or patch from the vendor.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1421
Telemetry
Coverage
| IPS (Regular DB) | |
| IPS (Extended DB) |
Version Updates
| Date | Version | Detail |
|---|---|---|
| 2022-10-12 | 22.412 | Sig Added |
| 2020-08-10 | 15.902 | Default_action:pass:drop |
| 2020-07-27 | 15.894 |
| ID | 49353 |
| Created | Jul 16, 2020 |
| Updated | Apr 03, 2023 |
| Risk |
|
| CVE ID | CVE-2020-1421 |
| Exploit Prediction Score | 8.96% |
| Default Action | drop |
| Active | |
| Affected OS | Windows |
| Affected App | Other |