CVE-2010-0249Microsoft Internet Explorer Use-After-Free Vulnerability
Use-after-free vulnerability in Microsoft Internet Explorer 6, 6 SP1, 7, and 8 on Windows 2000 SP4; Windows XP SP2 and SP3; Windows Server 2003 SP2; Windows Vista Gold, SP1, and SP2; Windows Server 2008 Gold, SP2, and R2; and Windows 7 allows remote attackers to execute arbitrary code by accessing a pointer associated with a deleted object, related to incorrectly initialized memory and improper handling of objects in memory, as exploited in the wild in December 2009 and January 2010 during Operation Aurora, aka "HTML Object Memory Corruption Vulnerability."
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 8.8 | HIGH | 3.1NVD | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| 9.3 | HIGH | 2.0NVD | AV:N/AC:M/Au:N/C:C/I:C/A:C |
CISA required action
⚡ Known exploited · remediation due Jun 3, 2026
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Details
- CVE ID
- CVE-2010-0249
- Status
- Analyzed
- Assigner (CNA)
- microsoft
- Published
- Jan 15, 2010
- Last modified
- 2026-06-16 23:15 UTC
- Weaknesses
Affected Products
From NVD CPE configurations.
microsoftinternet explorer5 version ranges
- 5.0.1 sp4
- 6 sp1
- 6
- 7.0
- 8
References
- blogs.technet.com http://blogs.technet.com/msrc/archive/2010/01/14/security-advisory-979352.aspx
- news.cnet.com http://news.cnet.com/8301-27080_3-10435232-245.html
- osvdb.org http://osvdb.org/61697
- securitytracker.com http://securitytracker.com/id?1023462
- support.microsoft.com http://support.microsoft.com/kb/979352
- exploit-db.com http://www.exploit-db.com/exploits/11167
- kb.cert.org http://www.kb.cert.org/vuls/id/492515
- microsoft.com http://www.microsoft.com/technet/security/advisory/979352.mspx
- securityfocus.com http://www.securityfocus.com/bid/37815
- us-cert.gov http://www.us-cert.gov/cas/techalerts/TA10-055A.html
- vupen.com http://www.vupen.com/english/advisories/2010/0135
- docs.microsoft.com https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-002
- exchange.xforce.ibmcloud.com https://exchange.xforce.ibmcloud.com/vulnerabilities/55642
- oval.cisecurity.org https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6835
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2010-0249