PT-2020-4307 · Microsoft · Windows Network Connections+1

Yuki Chen · Published 2020-10-13 · Updated 2023-12-31 · CVE-2020-16887

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: Windows Network Connections (affected versions not specified)

Description: The issue is related to errors in handling objects in memory by the Windows Network Connections Service, which can allow an attacker to elevate their privileges. A locally authenticated attacker could exploit this by running a specially crafted application, potentially executing code with elevated permissions.

Recommendations: To resolve the issue, apply the security update that ensures the Windows Network Connections Service properly handles objects in memory. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

BDU:2020-04800

CVE-2020-16887

Affected Products

Windows

Windows Network Connections

References · 7

• https://osv.dev/vulnerability/CVE-2020-16887 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-16887 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16887 · Security Note
• https://bdu.fstec.ru/vul/2020-04800 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16887 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2020-16887 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2020101344 · Note