CVE-2013-2551
Microsoft Internet Explorer Use-After-Free Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 18 April 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
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 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 74.10% probability · 99th percentile
- CISA KEV
- Listed 28 March 2022 · due 18 April 2022 · used in ransomware campaigns
- Weakness
- CWE-416
- Affected
- microsoft/internet explorer
- Source
- cve@mitre.org
CISA notes
Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2013-2551
References
- http://h30499.www3.hp.com/t5/HP-Security-Research-Blog/Pwn2Own-2013/ba-p/5981157Broken Link, Third Party Advisory
- http://twitter.com/VUPEN/statuses/309479075385327617Broken Link
- http://twitter.com/thezdi/statuses/309452625173176320Not Applicable
- http://www.us-cert.gov/ncas/alerts/TA13-134AThird Party Advisory, US Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-037Patch, Vendor Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16317Broken Link
- http://h30499.www3.hp.com/t5/HP-Security-Research-Blog/Pwn2Own-2013/ba-p/5981157Broken Link, Third Party Advisory
- http://twitter.com/VUPEN/statuses/309479075385327617Broken Link
- http://twitter.com/thezdi/statuses/309452625173176320Not Applicable
- http://www.us-cert.gov/ncas/alerts/TA13-134AThird Party Advisory, US Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-037Patch, Vendor Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16317Broken Link
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-2551US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.