Vulnerability report

Trusted Third Party Report Confirmed Confidence In CISA KEV

CVE-2010-0806

Internet Explorer

Microsoft / Internet Explorer

Watch CVE-2010-0806 Browse KEV feed
Severity
CVSS 8.8 · High
Confidence
Confirmed
Exploit status
Trusted Third Party Report
EPSS
82.1%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2010-0806 is an unauthenticated vulnerability affecting Microsoft Internet Explorer.

Have exploitation attempts been observed?

Yes. Exploitation attempts have been reported for this vulnerability. Previdian lists it as a known exploited vulnerability. Listed in CISA KEV. Also reported by third-party sources. Confidence is confirmed.

Who is affected?

Microsoft / Internet Explorer.

What should we do?

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Overview

Internet Explorer

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."

View vendor advisory (opens in new tab)
Published
10 Mar 2010
Exploitation Attempts Reported
10 Mar 2010
Attack vector
Remote
Complexity
Low
Privileges
None
User interaction
Required

Tags

cisa metasploit microsoft metasploit_scanner

CVE References

  • CVE Record CVE.org · CVE Record https://www.cve.org/CVERecord?id=CVE-2010-0806
  • MS10-018 docs.microsoft.com · Vendor Advisory https://docs.microsoft.com/en-us/security-updates/securitybulletins/2...
  • TA10-089A us-cert.gov · Third-Party Advisory http://www.us-cert.gov/cas/techalerts/TA10-089A.html
  • 38860 secunia.com · Third-Party Advisory http://secunia.com/advisories/38860
  • TA10-068A us-cert.gov · Third-Party Advisory http://www.us-cert.gov/cas/techalerts/TA10-068A.html
  • VU#744549 kb.cert.org · Third-Party Advisory http://www.kb.cert.org/vuls/id/744549
  • 62810 osvdb.org · VDB Entry http://osvdb.org/62810
  • 38615 securityfocus.com · VDB Entry http://www.securityfocus.com/bid/38615
  • ADV-2010-0567 vupen.com · VDB Entry http://www.vupen.com/english/advisories/2010/0567
  • ms-ie-useafterfree-code-execution(56772) exchange.xforce.ibmcloud.com · VDB Entry https://exchange.xforce.ibmcloud.com/vulnerabilities/56772
  • oval:org.mitre.oval:def:8446 oval.cisecurity.org · VDB Entry https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.m...
  • ADV-2010-0744 vupen.com · VDB Entry http://www.vupen.com/english/advisories/2010/0744
  • microsoft.com/technet/security/advisory/981374.mspx microsoft.com · CVE Record http://www.microsoft.com/technet/security/advisory/981374.mspx
  • blogs.technet.com/msrc/archive/2010/03/09/security-advisory-98... blogs.technet.com · CVE Record http://blogs.technet.com/msrc/archive/2010/03/09/security-advisory-98...

Exploitation evidence

Evidence of exploitation attempts

Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.

Exploitation Attempts Observed in the Wild

CVE

Recorded 10 Mar 2010

A trusted third party reported exploitation attempts.

Proof of concept available

Recorded 28 Apr 2025

Public scanner or PoC coverage increases practical exploitability.

Known exploited vulnerability sources

Per-source evidence links for KEV attestations are available through the Previdian Pro API.

Learn about Pro API access
Source Added
CVE First 2010-03-10 22:00 UTC
CISA 2026-06-02 14:00 UTC

Detection

Operational artifacts and observed signals

Make the evidence actionable in scanner, SOC, and edge-control workflows.

Virtual patch status

No Previdian virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.

Learn about virtual patches →

Scanner Artifacts

Scanner and exploit-framework references linked to this CVE.

Scanner Reference Detected
Metasploit https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ms10_018_ie_behaviors.rb 28 Apr 2025

Risk and context

Severity, weaknesses, and research context

CVSS v3.1

8.8 High

Potential damage if exploited. Separate from whether attackers are using it.

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

EPSS

82.1%

Estimated chance of exploitation in the next 30 days. Previdian's warning comes from evidence, not this score.

Weaknesses

Resource Management Errors CWE-399 Use After Free CWE-416

All CVSS Scores

CVSS v3.1 8.8 High

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

CVSS v2.0 9.3 High

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

Potential Proof of Concepts

These PoCs are unverified and could contain malware. Use at your own risk.

ms10_018_ie_behaviors

metasploit · Created Unknown

Metasploit module for CVE-2010-0806

Timeline

From disclosure to observed exploitation attempts

  1. 14:00 UTC

    Added to CISA KEV

    Listed in the CISA Known Exploited Vulnerabilities catalog

  2. 15:02 UTC

    Metasploit module available

    Exploit module available

  3. 15:02 UTC

    Public PoC available

    Public proof-of-concept code published

  4. 22:00 UTC

    Added to Previdian KEV Feed

    High-confidence, third-party report of exploitation attempts

  5. 22:00 UTC

    CVE published

    Vulnerability disclosed publicly

  6. 00:00 UTC

    CVE ID reserved

    Identifier reserved by the CNA

Pro API

Automate this intelligence

Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.

Start 14-day Pro trial Read API docs
  • Evidence confidence and provenance
  • First-party sensor telemetry
  • PoC and scanner references
  • Affected versions and enrichment
  • Automation-ready JSON delivery

GET /api/v2/pro/kevs/CVE-2010-0806

Sample API response 
{
  "cve_id": "CVE-2010-0806",
  "confidence": "Confirmed",
  "cvss_score": 8.8,
  "cvss_estimated": false,
  "epss_score": 0.82115,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}