Unspecified vulnerability in Microsoft Internet Explorer 8 on Windows 7 allows remote attackers to execute arbitrary code via unknown vectors, as demonstrated by Stephen Fewer as the second of three chained vulnerabilities during a Pwn2Own competition at CanSecWest 2011
Published Mar 10, 2011
9.3
HIGHCVSS 2.0
EPSS 26.17%
Description
Unspecified vulnerability in Microsoft Internet Explorer 8 on Windows 7 allows remote attackers to execute arbitrary code via unknown vectors, as demonstrated by Stephen Fewer as the second of three chained vulnerabilities during a Pwn2Own competition at CanSecWest 2011.
Affected products
No data.
- 8
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.
AV:N/AC:M/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 26.17% (0.26172) | 97.94th | v5 (v2026.06.15) |
| Jun 15, 2026 | 26.17% (0.26172) | 97.72th | v5 (v2026.06.15) |
| Jun 27, 2025 | 27.29% (0.27287) | 96.14th | v4 (v2025.03.14) |
| Jun 4, 2025 | 28.30% (0.28299) | 96.23th | v4 (v2025.03.14) |
| Mar 30, 2025 | 30.25% (0.30251) | 96.28th | v4 (v2025.03.14) |
| Mar 29, 2025 | 46.92% (0.46920) | 96.58th | v4 (v2025.03.14) |
| Mar 17, 2025 | 30.25% (0.30251) | 96.28th | v4 (v2025.03.14) |
| Dec 12, 2024 | 17.18% (0.17185) | 96.29th | v3 (v2023.03.01) |
| Oct 29, 2023 | 17.18% (0.17185) | 95.50th | v3 (v2023.03.01) |
| Sep 8, 2023 | 15.76% (0.15763) | 95.25th | v3 (v2023.03.01) |
| Jul 17, 2023 | 19.76% (0.19760) | 95.65th | v3 (v2023.03.01) |
| Mar 7, 2023 | 15.89% (0.15893) | 95.01th | v3 (v2023.03.01) |
| Mar 6, 2023 | 67.16% (0.67160) | 99.09th | v2 (v2022.01.01) |
| Feb 4, 2022 | 67.16% (0.67160) | 98.89th | v2 (v2022.01.01) |
No CWE recorded.
References (8)
- http://dvlabs.tippingpoint.com/blog/2011/02/02/pwn2own-2011 x_refsource_MISC
- http://twitter.com/aaronportnoy/statuses/45642180118855680 x_refsource_MISC
- http://twitter.com/msftsecresponse/statuses/45646985998516224 x_refsource_MISC
- http://www.computerworld.com/s/article/9214002/Safari_IE_hacked_first_at_Pwn2Own x_refsource_MISC
- http://www.securityfocus.com/bid/46821 vdb-entryx_refsource_BID
- http://www.zdnet.com/blog/security/pwn2own-2011-ie8-on-windows-7-hijacked-with-3-vulnerabilities/8367 x_refsource_MISC
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66063 vdb-entryx_refsource_XF
- https://threatpost.com/en_us/blogs/pwn2own-winner-stephen-fewer-031011 x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| http://dvlabs.tippingpoint.com/blog/2011/02/02/pwn2own-2011 | x_refsource_MISC | |
| http://twitter.com/aaronportnoy/statuses/45642180118855680 | x_refsource_MISC | |
| http://twitter.com/msftsecresponse/statuses/45646985998516224 | x_refsource_MISC | |
| http://www.computerworld.com/s/article/9214002/Safari_IE_hacked_first_at_Pwn2Own | x_refsource_MISC | |
| http://www.securityfocus.com/bid/46821 | vdb-entryx_refsource_BID | |
| http://www.zdnet.com/blog/security/pwn2own-2011-ie8-on-windows-7-hijacked-with-3-vulnerabilities/8367 | x_refsource_MISC | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/66063 | vdb-entryx_refsource_XF | |
| https://threatpost.com/en_us/blogs/pwn2own-winner-stephen-fewer-031011 | x_refsource_MISC |
Change history (0)
No recorded changes yet.