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CVE-2013-3163

Microsoft Internet Explorer Memory Corruption

8.8 HIGHActively exploited (CISA KEV)EPSS 70.7%
  1. Published10 Jul 2013
  2. Added to CISA KEV30 Mar 2023
  3. Remediation due20 Apr 2023
Actively exploited (CISA KEV)

Microsoft Internet Explorer contains a memory corruption vulnerability that allows remote attackers to execute code or cause a denial of service via a crafted website.

Added to KEV: 30 Mar 2023Federal remediation due: 20 Apr 2023

Description

Microsoft Internet Explorer 8 through 10 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability," a different vulnerability than CVE-2013-3144 and CVE-2013-3151.

CVSS 3.1 breakdown

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

Affected products

Microsoft Internet Explorer10 · 8 · 9

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-2013-3163 being actively exploited?

Yes. CVE-2013-3163 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 30 Mar 2023.

How severe is CVE-2013-3163?

CVE-2013-3163 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 70.7% probability of exploitation.

Which products are affected by CVE-2013-3163?

Affected products include Microsoft Internet Explorer.

How do I fix CVE-2013-3163?

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-2013-3163 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.