PT-2021-1820 · Microsoft · Windows

Yuki Chen · Published 2021-01-12 · Updated 2024-10-08 · CVE-2021-1673

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

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

Description: The issue is related to insufficient input validation in the Remote Procedure Call (RPC) runtime environment. This allows a remote attacker to execute arbitrary code on the system. The estimated number of potentially affected devices worldwide is not available. There is no information about real-world incidents where this issue was exploited.

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

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2021-00577

CVE-2021-1673

Affected Products

Windows

References · 16

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1673 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1673 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1673 · Security Note
• https://bdu.fstec.ru/vul/2021-00577 · Security Note
• https://osv.dev/vulnerability/CVE-2021-1673 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-1673 · Vendor Advisory
• https://t.me/cvenotify/8716 · Telegram Post
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1673 · Note
• https://t.me/cibsecurity/21981 · Telegram Post
• https://t.me/cvenotify/8748 · Telegram Post
• https://t.me/cvenotify/8461 · Telegram Post
• https://t.me/cvenotify/8458 · Telegram Post
• https://t.me/cibsecurity/22001 · Telegram Post
• https://t.me/cibsecurity/22007 · Telegram Post
• https://t.me/cibsecurity/22024 · Telegram Post