PT-2021-6247 · Microsoft · Defender For Iot

CVE-2021-43889 · Published 2021-12-14 · Updated 2023-12-28

Positive Technologies (AI Summary)

CVSS v2.0

8.3

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Microsoft Defender for IoT (affected versions not specified)

Description The issue is related to incorrect code generation management in Microsoft Defender for IoT. It can be exploited by a remote attacker using a specially crafted request, allowing them to execute arbitrary code.

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

Code Injection

Weakness Enumeration

CWE-94

Related Identifiers

BDU:2022-01179

CVE-2021-43889

Affected Products

Defender For Iot

References · 15

• https://osv.dev/vulnerability/CVE-2021-43889 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-43889 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43889 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-01179 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-43889 · Security Note
• https://t.me/cibsecurity/34018 · Telegram Post
• https://t.me/cvenotify/24706 · Telegram Post
• https://t.me/cvenotify/24759 · Telegram Post
• https://t.me/cvenotify/24705 · Telegram Post
• https://t.me/cvenotify/24703 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021121450 · Note
• https://t.me/cvenotify/28382 · Telegram Post
• https://t.me/cvenotify/24721 · Telegram Post
• https://t.me/cvenotify/24720 · Telegram Post
• https://t.me/cibsecurity/34032 · Telegram Post