CVE-2013-3163 — Microsoft Internet Explorer Memory Corruption Vulnerability

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

01What is this vulnerability?

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.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2023-03-30. Ransomware use: Unknown.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

08Timeline

• Published: 2013-07-10T01:00:00.000Z
• Last modified: 2025-10-22T00:05:41.417Z
• Added to CISA KEV: 2023-03-30
• BOD 22-01 due: 2023-04-20

09References

• docs.microsoft.com — https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-05…
• oval.cisecurity.org — https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3…
• www.us-cert.gov — http://www.us-cert.gov/ncas/alerts/TA13-190A