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Known Exploited Vulnerability
9.3
HIGH CVSS 2.0
CVE-2010-0806
Microsoft Internet Explorer Use-After-Free Vulnerability - [Actively Exploited]
Overview
Description

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."

Details
INFO

Published Date :

March 10, 2010, 10:30 p.m.

Last Modified :

May 21, 2026, 12:57 p.m.

Remotely Exploit :

Yes !

Source :

[email protected]
CISA Notification
CISA KEV (Known Exploited Vulnerabilities)

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.

Description :

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.

Required Action :

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known Ransomware Campaign Use:

Unknown

Notes :

https://learn.microsoft.com/en-us/security-updates/securityadvisories/2010/981374 ; https://nvd.nist.gov/vuln/detail/CVE-2010-0806

Impact
Affected Products

The following products are affected by CVE-2010-0806 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Microsoft windows_7
2 Microsoft windows_server_2008
3 Microsoft internet_explorer
4 Microsoft windows_2000
5 Microsoft windows_2003_server
6 Microsoft windows_server_2003
7 Microsoft windows_vista
8 Microsoft windows_xp
: Total Affected Vendor : 1 | Products : 8
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
CVSS 3.1 HIGH 134c704f-9b21-4f2e-91b3-4a467353bcc0
Solution
This information is provided by the 3rd party feeds.
  • Microsoft has released a set of patches for Windows 2000, XP, 2003, Vista, 2008, and Windows 7.
References
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2010-0806.

URL Resource
http://blogs.technet.com/msrc/archive/2010/03/09/security-advisory-981374-released.aspx Broken Link
http://osvdb.org/62810 Broken Link
http://secunia.com/advisories/38860 Vendor Advisory
http://www.kb.cert.org/vuls/id/744549 Patch US Government Resource
http://www.microsoft.com/technet/security/advisory/981374.mspx Patch Vendor Advisory Broken Link
http://www.securityfocus.com/bid/38615 Broken Link
http://www.us-cert.gov/cas/techalerts/TA10-068A.html US Government Resource
http://www.us-cert.gov/cas/techalerts/TA10-089A.html US Government Resource
http://www.vupen.com/english/advisories/2010/0567 Vendor Advisory
http://www.vupen.com/english/advisories/2010/0744 Vendor Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/56772 Third Party Advisory VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8446 Broken Link
http://blogs.technet.com/msrc/archive/2010/03/09/security-advisory-981374-released.aspx Broken Link
http://osvdb.org/62810 Broken Link
http://secunia.com/advisories/38860 Vendor Advisory
http://www.kb.cert.org/vuls/id/744549 Patch US Government Resource
http://www.microsoft.com/technet/security/advisory/981374.mspx Patch Vendor Advisory Broken Link
http://www.securityfocus.com/bid/38615 Broken Link
http://www.us-cert.gov/cas/techalerts/TA10-068A.html US Government Resource
http://www.us-cert.gov/cas/techalerts/TA10-089A.html US Government Resource
http://www.vupen.com/english/advisories/2010/0567 Vendor Advisory
http://www.vupen.com/english/advisories/2010/0744 Vendor Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/56772 Third Party Advisory VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8446 Broken Link
https://learn.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018 Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2010-0806 US Government Resource
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2010-0806 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2010-0806 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2010-0806 vulnerability anywhere in the article.

  • The Cyber Express
Microsoft Patches Actively Exploited Defender Vulnerabilities Affecting Enterprise Systems

Microsoft has confirmed active exploitation of two security vulnerabilities in its security ecosystem, identified as CVE-2026-41091 and CVE-2026-45498, both evaluated under the CVSS scoring system. Th ... Read more

Published Date: May 22, 2026 (3 weeks, 2 days ago)
  • TheCyberThrone
CISA adds Seven Vulnerabilities to KEV Catalog

May 21, 2026CISA has added seven vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog based on confirmed evidence of active exploitation. The batch spans Microsoft Windows, Microsoft I ... Read more

Published Date: May 21, 2026 (3 weeks, 3 days ago)
  • The Hacker News
Microsoft Warns of Two Actively Exploited Defender Vulnerabilities

Microsoft has disclosed that a privilege escalation and a denial-of-service flaw in Defender has come under active exploitation in the wild. The former, tracked as CVE-2026-41091, is rated 7.8 on the ... Read more

Published Date: May 21, 2026 (3 weeks, 3 days ago)

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2010-0806 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Modified Analysis by [email protected]

    May. 21, 2026

    Action Type Old Value New Value
    Added CPE Configuration AND OR *cpe:2.3:a:microsoft:internet_explorer:6:sp1:*:*:*:*:*:* *cpe:2.3:a:microsoft:internet_explorer:5.01:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:a:microsoft:internet_explorer:8:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_xp:*:sp2:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_vista:*:sp1:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2008:r2:*:*:*:*:*:itanium:* cpe:2.3:o:microsoft:windows_server_2008:r2:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2003:-:sp2:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_xp:-:sp2:*:*:professional:*:x64:* cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:x86:*
    Added CPE Configuration AND OR *cpe:2.3:a:microsoft:internet_explorer:7:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_xp:*:sp2:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_vista:*:sp1:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2003:-:sp2:*:*:*:*:itanium:* cpe:2.3:o:microsoft:windows_server_2003:-:sp2:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_xp:-:sp2:*:*:professional:*:x64:* cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:itanium:* cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:*
    Added CPE Configuration AND OR *cpe:2.3:a:microsoft:internet_explorer:6:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_xp:-:sp3:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_xp:-:sp2:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2003:-:sp2:*:*:*:*:itanium:* cpe:2.3:o:microsoft:windows_server_2003:-:sp2:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_xp:-:sp2:*:*:professional:*:x64:*
    Removed CPE Configuration AND OR *cpe:2.3:a:microsoft:internet_explorer:7:*:*:*:*:*:*:* OR *cpe:2.3:o:microsoft:windows_xp:*:sp2:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:* *cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_2003_server:*:sp2:itanium:*:*:*:*:*
    Removed CPE Configuration AND OR *cpe:2.3:a:microsoft:internet_explorer:7:*:*:*:*:*:*:* OR *cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x32:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2008:-:sp2:itanium:*:*:*:*:* *cpe:2.3:o:microsoft:windows_vista:*:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2008:*:*:x32:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2008:-:sp2:x64:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2008:*:*:x64:*:*:*:*:* *cpe:2.3:o:microsoft:windows_vista:*:*:x64:*:*:*:*:* *cpe:2.3:o:microsoft:windows_vista:*:sp1:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2008:*:*:itanium:*:*:*:*:*
    Removed CPE Configuration AND OR *cpe:2.3:a:microsoft:internet_explorer:6:*:*:*:*:*:*:* OR *cpe:2.3:o:microsoft:windows_xp:*:sp2:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:* *cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_2003_server:*:sp2:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_2003_server:*:sp2:itanium:*:*:*:*:*
    Added Reference Type Microsoft Corporation: http://blogs.technet.com/msrc/archive/2010/03/09/security-advisory-981374-released.aspx Types: Broken Link
    Added Reference Type CVE: http://blogs.technet.com/msrc/archive/2010/03/09/security-advisory-981374-released.aspx Types: Broken Link
    Added Reference Type Microsoft Corporation: http://osvdb.org/62810 Types: Broken Link
    Added Reference Type CVE: http://osvdb.org/62810 Types: Broken Link
    Changed Reference Type Microsoft Corporation: http://www.microsoft.com/technet/security/advisory/981374.mspx Types: Patch, Vendor Advisory Microsoft Corporation: http://www.microsoft.com/technet/security/advisory/981374.mspx Types: Broken Link, Patch, Vendor Advisory
    Changed Reference Type CVE: http://www.microsoft.com/technet/security/advisory/981374.mspx Types: Patch, Vendor Advisory CVE: http://www.microsoft.com/technet/security/advisory/981374.mspx Types: Broken Link, Patch, Vendor Advisory
    Added Reference Type Microsoft Corporation: http://www.securityfocus.com/bid/38615 Types: Broken Link
    Added Reference Type CVE: http://www.securityfocus.com/bid/38615 Types: Broken Link
    Added Reference Type Microsoft Corporation: https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018 Types: Vendor Advisory
    Added Reference Type CVE: https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018 Types: Vendor Advisory
    Added Reference Type Microsoft Corporation: https://exchange.xforce.ibmcloud.com/vulnerabilities/56772 Types: Third Party Advisory, VDB Entry
    Added Reference Type CVE: https://exchange.xforce.ibmcloud.com/vulnerabilities/56772 Types: Third Party Advisory, VDB Entry
    Added Reference Type CISA-ADP: https://learn.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018 Types: Vendor Advisory
    Added Reference Type Microsoft Corporation: https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8446 Types: Broken Link
    Added Reference Type CVE: https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8446 Types: Broken Link
    Added Reference Type CISA-ADP: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2010-0806 Types: US Government Resource
  • CVE CISA KEV Update by 9119a7d8-5eab-497f-8521-727c672e3725

    May. 20, 2026

    Action Type Old Value New Value
    Added Date Added 2026-05-20
    Added Due Date 2026-05-20
    Added Required Action 2026-05-20
    Added Vulnerability Name 2026-05-20
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    May. 20, 2026

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Added CWE CWE-416
    Added Reference https://learn.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018
    Added Reference https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2010-0806
  • Status Change by [email protected]

    Apr. 29, 2026

    Action Type Old Value New Value
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://blogs.technet.com/msrc/archive/2010/03/09/security-advisory-981374-released.aspx
    Added Reference http://osvdb.org/62810
    Added Reference http://secunia.com/advisories/38860
    Added Reference http://www.kb.cert.org/vuls/id/744549
    Added Reference http://www.microsoft.com/technet/security/advisory/981374.mspx
    Added Reference http://www.securityfocus.com/bid/38615
    Added Reference http://www.us-cert.gov/cas/techalerts/TA10-068A.html
    Added Reference http://www.us-cert.gov/cas/techalerts/TA10-089A.html
    Added Reference http://www.vupen.com/english/advisories/2010/0567
    Added Reference http://www.vupen.com/english/advisories/2010/0744
    Added Reference https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/56772
    Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8446
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CPE Deprecation Remap by [email protected]

    Jul. 23, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:microsoft:ie:7:*:*:*:*:*:*:* OR *cpe:2.3:a:microsoft:internet_explorer:7:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Jul. 23, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:microsoft:ie:6:*:*:*:*:*:*:* OR *cpe:2.3:a:microsoft:internet_explorer:6:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Feb. 26, 2019

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:microsoft:windows_server_2003:*:sp2:x64:*:*:*:*:* OR *cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Oct. 12, 2018

    Action Type Old Value New Value
    Removed Reference http://www.microsoft.com/technet/security/Bulletin/MS10-018.mspx [Patch, Vendor Advisory]
    Added Reference https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 19, 2017

    Action Type Old Value New Value
    Removed Reference http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:8446 [No Types Assigned]
    Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8446 [No Types Assigned]
  • CVE Modified by [email protected]

    Aug. 17, 2017

    Action Type Old Value New Value
    Removed Reference http://xforce.iss.net/xforce/xfdb/56772 [No Types Assigned]
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/56772 [No Types Assigned]
  • Initial Analysis by [email protected]

    Mar. 12, 2010

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS
Vulnerability Scoring Details
Base CVSS Score: 8.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 9.3
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
EPSS
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

87.25 }} -0.97%

score

0.99462

percentile