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CVE-2017-0022

Microsoft XML Core Services Information Disclosure

6.5 MEDIUMActively exploited (CISA KEV)Public exploitEPSS 18.1%
  1. Published16 Mar 2017
  2. Added to CISA KEV24 May 2022
  3. Remediation due14 Jun 2022
Actively exploited (CISA KEV)

Microsoft XML Core Services (MSXML) improperly handles objects in memory, allowing attackers to test for files on disk via a crafted web site.

Added to KEV: 24 May 2022Federal remediation due: 14 Jun 2022

Description

Microsoft XML Core Services (MSXML) in Windows 10 Gold, 1511, and 1607; Windows 7 SP1; Windows 8.1; Windows RT 8.1; Windows Server 2008 SP2 and R2 SP1; Windows Server 2012 Gold and R2; Windows Server 2016; and Windows Vista SP2 improperly handles objects in memory, allowing attackers to test for files on disk via a crafted web site, aka "Microsoft XML Information Disclosure Vulnerability."

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
ScopeUnchanged
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected products

Microsoft Xml Core Services3.0
Microsoft Windows 8.1all versions
Microsoft Windows Server 2008r2
Microsoft Windows Server 2012r2

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2017-0022 being actively exploited?

Yes. CVE-2017-0022 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 24 May 2022.

How severe is CVE-2017-0022?

CVE-2017-0022 has a CVSS 3.1 base score of 6.5, rated medium. EPSS estimates a 18.1% probability of exploitation.

Which products are affected by CVE-2017-0022?

Affected products include Microsoft Xml Core Services, Microsoft Windows 8.1, Microsoft Windows Server 2008, Microsoft Windows Server 2012.

How do I fix CVE-2017-0022?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2017-0022 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.