PT-2021-4424 · Microsoft · Windows Appcontainer+1

James Forshaw · Published 2021-10-12 · Updated 2023-08-01 · CVE-2021-41338

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

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

Description The issue is related to a security feature bypass in the Windows AppContainer firewall rules, which can be exploited to bypass the protection mechanism. This could allow an attacker to affect the system.

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

Weakness Enumeration

CWE-254

Related Identifiers

BDU:2021-05054

CVE-2021-41338

Affected Products

Windows

Windows Appcontainer

References · 11

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-41338 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41338 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-41338 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41338 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-41338 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-41338 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-05054 · Security Note
• https://t.me/true_secator/2209 · Telegram Post
• https://t.me/isacarusec/4535 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021101256 · Note
• https://t.me/cibsecurity/30485 · Telegram Post