CVE-2010-0806

Summary

CVE	CVE-2010-0806
State	PUBLISHED
Assigner	microsoft
Source Priority	CVE Program / NVD first with legacy fallback
Published	2010-03-10 22:30:01 UTC
Updated	2026-05-21 12:57:10 UTC
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."

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from ADP

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 0.872530000 probability, percentile 0.994670000 (date 2026-06-02)

CISA KEV: Listed on 2026-05-20; due 2026-06-03; ransomware use Unknown

Problem Types: CWE-399 | CWE-416 | n/a | CWE-416 CWE-416 Use After Free

Version	Source	Type	Score	Severity	Vector
3.1	ADP	DECLARED	8.8	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`
3.1	134c704f-9b21-4f2e-91b3-4a467353bcc0	Secondary	8.8	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`
2.0	[email protected]	Primary	9.3		`AV:N/AC:M/Au:N/C:C/I:C/A:C`

CVSS v3.1 Breakdown

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector

Network

Access Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

AV:N/AC:M/Au:N/C:C/I:C/A:C

CISA Known Exploited Vulnerability

Vendor	Microsoft
Product	Internet Explorer
Name	Microsoft Internet Explorer Use-After-Free Vulnerability
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.
Notes	https://learn.microsoft.com/en-us/security-updates/securityadvisories/2010/981374 ; https://nvd.nist.gov/vuln/detail/CVE-2010-0806

NVD Known Affected Configurations (CPE 2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Application	Microsoft	Internet Explorer	5.01	All	All	All
Application	Microsoft	Internet Explorer	6	sp1	All	All
Application	Microsoft	Internet Explorer	7	All	All	All
Application	Microsoft	Internet Explorer	8	All	All	All
Operating System	Microsoft	Windows 2000	All	sp4	All	All
Operating System	Microsoft	Windows 7	-	All	All	All
Operating System	Microsoft	Windows 7	-	All	All	All
Operating System	Microsoft	Windows Server 2003	All	sp2	All	All
Operating System	Microsoft	Windows Server 2003	-	sp2	All	All
Operating System	Microsoft	Windows Server 2008	-	sp2	All	All
Operating System	Microsoft	Windows Server 2008	-	sp2	All	All
Operating System	Microsoft	Windows Server 2008	r2	All	All	All
Operating System	Microsoft	Windows Server 2008	r2	All	All	All
Operating System	Microsoft	Windows Vista	All	sp1	All	All
Operating System	Microsoft	Windows Vista	All	sp2	All	All
Operating System	Microsoft	Windows Xp	All	sp2	All	All
Operating System	Microsoft	Windows Xp	All	sp3	All	All
Operating System	Microsoft	Windows Xp	-	sp2	All	All

Vendor Declared Affected Products

Source	Vendor	Product	Version	Platforms
CNA	Na	N/a	affected n/a	Not specified

References

Reference	Source	Link	Tags
Microsoft Security Bulletin MS10-018 - Critical \| Microsoft Docs	af854a3a-2127-422b-91ae-364da2661108	docs.microsoft.com	Vendor Advisory
osvdb.org/62810	af854a3a-2127-422b-91ae-364da2661108	osvdb.org	Broken Link
US-CERT Technical Cyber Security Alert TA10-089A -- Microsoft Internet Explorer Vulnerabilities	af854a3a-2127-422b-91ae-364da2661108	www.us-cert.gov	US Government Resource
Internet Explorer Multiple Vulnerabilities - Advisories - Community	af854a3a-2127-422b-91ae-364da2661108	secunia.com	Vendor Advisory
learn.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018	134c704f-9b21-4f2e-91b3-4a467353bcc0	learn.microsoft.com	Vendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog	134c704f-9b21-4f2e-91b3-4a467353bcc0	www.cisa.gov	US Government Resource
Microsoft Internet Explorer 'iepeers.dll' Remote Code Execution Vulnerability	af854a3a-2127-422b-91ae-364da2661108	www.securityfocus.com	Broken Link
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH	af854a3a-2127-422b-91ae-364da2661108	www.vupen.com	Vendor Advisory
US-CERT Vulnerability Note VU#744549	af854a3a-2127-422b-91ae-364da2661108	www.kb.cert.org	Patch, US Government Resource
The Microsoft Security Response Center (MSRC) : Security Advisory 981374 Released	af854a3a-2127-422b-91ae-364da2661108	blogs.technet.com	Broken Link
US-CERT Technical Cyber Security Alert TA10-068A -- Microsoft Updates for Multiple Vulnerabilities	af854a3a-2127-422b-91ae-364da2661108	www.us-cert.gov	US Government Resource
Microsoft Security Advisory (981374): Vulnerability in Internet Explorer Could Allow Remote Code Execution	af854a3a-2127-422b-91ae-364da2661108	www.microsoft.com	Patch, Vendor Advisory, Broken Link
IBM X-Force Exchange	af854a3a-2127-422b-91ae-364da2661108	exchange.xforce.ibmcloud.com	Third Party Advisory, VDB Entry
Repository / Oval Repository	af854a3a-2127-422b-91ae-364da2661108	oval.cisecurity.org	Broken Link
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH	af854a3a-2127-422b-91ae-364da2661108	www.vupen.com	Vendor Advisory
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis
CISA Known Exploited Vulnerabilities catalog	CISA	www.cisa.gov	kev

No vendor comments have been submitted for this CVE.

Additional Advisory Data

Source	Time	Event
ADP	2026-05-20T00:00:00.000Z	CVE-2010-0806 added to CISA KEV

There are currently no legacy QID mappings associated with this CVE.