CVE-2010-0806: Microsoft Internet Explorer Use-After-Free Vulnerability
Microsoft Internet Explorer contains an use-after-free vulnerability that could allow remote attackers to execute arbitrary code via vectors involving access to an invalid pointer after the deletion of an object. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.
Other sources
Use-after-free vulnerability in the Peer Objects component (aka iepeers.dll) in Microsoft Internet Explorer 6, 6 SP1, and 7 allows remote attackers to execute arbitrary code via vectors involving access to an invalid pointer after the deletion of an object, as exploited in the wild in March 2010, aka "Uninitialized Memory Corruption Vulnerability."
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Compensating control
Discontinue use of Microsoft Internet Explorer 6, 6 SP1, and 7 (Peer Objects component iepeers.dll is vulnerable); stop deploying or using these products.
- Compensating control
Follow applicable BOD 22-01 guidance for cloud services to mitigate exposure of Microsoft Internet Explorer in cloud-hosted environments.
Event History
Frequently Asked Questions
What is the severity of CVE-2010-0806?
CVE-2010-0806 has a critical severity rating as it allows remote code execution.
How do I fix CVE-2010-0806?
To fix CVE-2010-0806, users should apply the appropriate Microsoft security update that addresses the vulnerability.
Which versions of Internet Explorer are affected by CVE-2010-0806?
CVE-2010-0806 affects Microsoft Internet Explorer versions 6, 7, and variants with specific service packs.
Is CVE-2010-0806 being actively exploited?
Yes, CVE-2010-0806 was reported as actively exploited in the wild shortly after its disclosure.
What types of systems are at risk from CVE-2010-0806?
Systems running unpatched versions of Windows XP, Windows Vista, Windows Server 2003, and others with vulnerable Internet Explorer versions are at risk.