PT-2020-3225 · Microsoft · Windows

Expend20 · Published 2020-07-14 · Updated 2020-07-23 · CVE-2020-1421

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Microsoft Windows (affected versions not specified)

Description A remote code execution issue exists in Microsoft Windows related to the processing of .LNK files. This could allow an attacker to execute arbitrary code with the same user rights as the local user. The vulnerability is exploited through specially crafted .LNK files, potentially enabling remote attackers to execute arbitrary code and affect the system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Type Confusion

Weakness Enumeration

CWE-843

CWE-64

Related Identifiers

BDU:2020-03523

CVE-2020-1421

ZDI-20-923

Affected Products

Windows

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2020-1421 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-20-923 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1421 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-1421 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-03523 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1421 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2020-1421 · Vendor Advisory