CVE-2013-3163
Published 2013-07-10 · Updated 2026-06-16 · Source secure@microsoft.com
Summary
CVE-2013-3163 is a high-severity (CVSS 8.8) vulnerability in Microsoft Internet Explorer. CISA added it to the Known Exploited Vulnerabilities catalog on March 30, 2023, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by April 20, 2023. CISA does not currently list it as used in ransomware campaigns. Microsoft has 390 vulnerabilities in the KEV catalog, 117 of them linked to ransomware.
All 390 known-exploited Microsoft vulnerabilities →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 vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA Known-Exploited Vulnerability
Product: Microsoft — Internet Explorer
Name: Microsoft Internet Explorer Memory Corruption Vulnerability
Date added: 2023-03-30 · Due: 2023-04-20
Required action: The impacted product is end-of-life and should be disconnected if still in use.
References
- http://www.us-cert.gov/ncas/alerts/TA13-190A
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-055
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17363
- http://www.us-cert.gov/ncas/alerts/TA13-190A
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-055
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17363
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-3163