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Known exploited vulnerability

CVE-2022-41049

mediumCVSS 3.1 5.4In CISA KEVEPSS 3.3%Published · Microsoft

The short answer

CVE-2022-41049 affects Microsoft Windows 10 Version 1507 and is rated medium (CVSS 5.4). CISA added it to the Known Exploited Vulnerabilities catalog on 2022-11-14: attackers are using it, so patch it first. The vendor has linked a patch.

What it is

Windows Mark of the Web Security Feature Bypass Vulnerability

Severity

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

Exploited (CISA KEV)

Yes, since Nov 14, 2022

Federal due date Dec 9, 2022

EPSS, next 30 days

3.3%

Higher than 88% of scored CVEs

How it can be exploited

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality impact
None
Integrity impact
Low
Availability impact
Low

What CISA says to do

Apply updates per vendor instructions.

Affected products

Windows 10 Version 1507, Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 20H2, Windows 10 Version 21H1, Windows 10 Version 21H2, Windows 10 Version 22H2, Windows 11 version 21H2, Windows 11 version 22H2, Windows Server 2016, Windows Server 2016 (Server Core installation), Windows Server 2019. NVD's record lists the exact affected versions.

References

Questions

Is CVE-2022-41049 being exploited?

Yes. CISA added CVE-2022-41049 to its Known Exploited Vulnerabilities catalog on 2022-11-14, with a federal remediation due date of 2022-12-09.

How do I fix CVE-2022-41049?

CISA's required action: Apply updates per vendor instructions.

From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.

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