HIGH
Use-after-free vulnerability in Microsoft Internet Explorer 5.01 SP4, 6, and 6 SP1 allows remote attackers to execute arbitrary code by changing unspecified properties of an HTML object that has an onreadystatechange event handler, aka "HTML Object Memory Corruption Vulnerability."
Published Mar 31, 2010
9.3
HIGHCVSS 2.0
EPSS 29.28%
Description
Use-after-free vulnerability in Microsoft Internet Explorer 5.01 SP4, 6, and 6 SP1 allows remote attackers to execute arbitrary code by changing unspecified properties of an HTML object that has an onreadystatechange event handler, aka "HTML Object Memory Corruption Vulnerability."
Affected products
No data.
Configuration 1
AND
- 6
OR
- n/a
- n/a
- n/a
- n/a
- n/a
Configuration 2
AND
OR
- 5.01
- 6
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
9.3 HIGH NVD
AV:N/AC:M/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
29.28% 0.29284
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.29284
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (28 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 29.28% (0.29284) | 98.13th | v5 (v2026.06.15) |
| Jun 15, 2026 | 29.28% (0.29284) | 97.92th | v5 (v2026.06.15) |
| Dec 28, 2025 | 62.43% (0.62433) | 98.28th | v4 (v2025.03.14) |
| Dec 27, 2025 | 59.00% (0.58996) | 98.15th | v4 (v2025.03.14) |
| Oct 28, 2025 | 62.43% (0.62433) | 98.27th | v4 (v2025.03.14) |
| Oct 27, 2025 | 59.00% (0.58996) | 98.12th | v4 (v2025.03.14) |
| Oct 1, 2025 | 62.43% (0.62433) | 98.32th | v4 (v2025.03.14) |
| Mar 30, 2025 | 59.00% (0.58996) | 98.05th | v4 (v2025.03.14) |
| Mar 29, 2025 | 70.69% (0.70693) | 98.24th | v4 (v2025.03.14) |
| Mar 17, 2025 | 59.00% (0.58996) | 98.01th | v4 (v2025.03.14) |
| Dec 19, 2024 | 90.63% (0.90634) | 99.09th | v3 (v2023.03.01) |
| Dec 17, 2024 | 91.93% (0.91928) | 99.17th | v3 (v2023.03.01) |
| Dec 12, 2024 | 93.08% (0.93075) | 99.17th | v3 (v2023.03.01) |
| Sep 28, 2024 | 92.39% (0.92391) | 99.05th | v3 (v2023.03.01) |
| May 18, 2024 | 94.36% (0.94361) | 99.19th | v3 (v2023.03.01) |
| Apr 2, 2024 | 94.90% (0.94899) | 99.24th | v3 (v2023.03.01) |
| Feb 17, 2024 | 95.44% (0.95442) | 99.30th | v3 (v2023.03.01) |
| Jan 4, 2024 | 95.85% (0.95846) | 99.31th | v3 (v2023.03.01) |
| Nov 22, 2023 | 96.44% (0.96442) | 99.45th | v3 (v2023.03.01) |
| Oct 10, 2023 | 96.60% (0.96602) | 99.48th | v3 (v2023.03.01) |
| Aug 27, 2023 | 96.19% (0.96189) | 99.30th | v3 (v2023.03.01) |
| Jul 15, 2023 | 96.30% (0.96300) | 99.30th | v3 (v2023.03.01) |
| Jun 1, 2023 | 96.46% (0.96464) | 99.33th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.59% (0.96591) | 99.30th | v3 (v2023.03.01) |
| Mar 6, 2023 | 57.79% (0.57789) | 98.86th | v2 (v2022.01.01) |
| Feb 23, 2023 | 57.79% (0.57789) | 98.85th | v2 (v2022.01.01) |
| Dec 20, 2022 | 60.01% (0.60013) | 98.88th | v2 (v2022.01.01) |
| Feb 4, 2022 | 67.16% (0.67160) | 98.89th | v2 (v2022.01.01) |
Weaknesses (1)
References (8)
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=864 third-party-advisoryx_refsource_IDEFENSE
- http://securitytracker.com/id?1023773 vdb-entryx_refsource_SECTRACK
- http://www.securityfocus.com/bid/39027 vdb-entryx_refsource_BIDPatch
- http://www.us-cert.gov/cas/techalerts/TA10-068A.html third-party-advisoryx_refsource_CERTUS Government Resource
- http://www.us-cert.gov/cas/techalerts/TA10-089A.html third-party-advisoryx_refsource_CERTUS Government Resource
- http://www.vupen.com/english/advisories/2010/0744 vdb-entryx_refsource_VUPENPatchVendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8421 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=864 | third-party-advisoryx_refsource_IDEFENSE | |
| http://securitytracker.com/id?1023773 | vdb-entryx_refsource_SECTRACK | |
| http://www.securityfocus.com/bid/39027 | vdb-entryx_refsource_BIDPatch | |
| http://www.us-cert.gov/cas/techalerts/TA10-068A.html | third-party-advisoryx_refsource_CERTUS Government Resource | |
| http://www.us-cert.gov/cas/techalerts/TA10-089A.html | third-party-advisoryx_refsource_CERTUS Government Resource | |
| http://www.vupen.com/english/advisories/2010/0744 | vdb-entryx_refsource_VUPENPatchVendor Advisory | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8421 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Mar 31, 2010
Updated Aug 7, 2024
Reserved Feb 2, 2010
Link CVE-2010-0491
CISA Vulnrichment
Updated n/a