CVE-2013-2551
HIGHCISA KEVEPSS 99th pctlDescription
Use-after-free vulnerability in Microsoft Internet Explorer 6 through 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2013, aka "Internet Explorer Use After Free Vulnerability," a different vulnerability than CVE-2013-1308 and CVE-2013-1309.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploit Intelligence
Very high risk: more likely to be exploited than 99% of all known CVEs.
Microsoft Internet Explorer Use-After-Free Vulnerability
Use-after-free vulnerability in Microsoft Internet Explorer allows remote attackers to execute remote code via a crafted web site that triggers access to a deleted object.
Apply updates per vendor instructions.
Remediation due: 2022-04-18
Associated with ransomware campaigns
References
- http://h30499.www3.hp.com/t5/HP-Security-Research-Blog/Pwn2Own-2013/ba-p/5981157
- http://twitter.com/VUPEN/statuses/309479075385327617
- http://twitter.com/thezdi/statuses/309452625173176320
- http://www.us-cert.gov/ncas/alerts/TA13-134A
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-037
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16317
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-2551
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-21.