PT-2021-3784 · Microsoft · Windows Update Medic Service+1

Published 2021-08-10 · Updated 2024-07-26 · CVE-2021-36948

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 Microsoft Windows Update Medic Service (affected versions not specified)

Description The issue is related to insecure privilege management in the Windows Update Medic Service component of the Windows operating system. Exploitation of this issue may allow an attacker to execute arbitrary code with elevated privileges. An elevation-of-privilege vulnerability allows attackers to affect the system.

Recommendations 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:2021-04044

CVE-2021-36948

Affected Products

Windows

Windows Update Medic Service

References · 17

• https://bdu.fstec.ru/vul/2021-04044 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-36948 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-36948 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-36948 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/686780 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36948 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-36948 · Security Note
• https://osv.dev/vulnerability/CVE-2021-36948 · Vendor Advisory
• https://t.me/true_secator/3227 · Telegram Post
• https://t.me/cvenotify/87607 · Telegram Post
• https://t.me/cibsecurity/27253 · Telegram Post
• https://t.me/sysadm_in_channel/3274 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021081014 · Note
• https://cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-36948 · Note
• https://vuldb.com/?id.180491 · Note