PT-2021-5679 · Microsoft · Windows Remote Assistance+1

Chris Alladoum + 2 · Published 2021-07-13 · Updated 2023-12-28 · CVE-2021-34507

Positive Technologies (AI Summary)

CVSS v2.0

7.1

High

Base vector

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

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

Description The issue is related to insufficient protection of service data in the Windows Remote Assistance tool. This can allow a remote attacker to gain unauthorized access to protected information. There is no information provided about the estimated number of potentially affected devices worldwide or details 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.

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

BDU:2022-00118

CVE-2021-34507

Affected Products

Windows

Windows Remote Assistance

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2021-34507 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-34507 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34507 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-00118 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34507 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-34507 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-34507 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2021071349 · Note
• https://t.me/cvenotify/17864 · Telegram Post