Microsoft Internet Explorer 9 does not properly handle the creation and initialization of string objects, which allows remote attackers to read data from arbitrary process-memory locations via a crafted web site, aka "Null Byte Information Disclosure Vulnerability."
Published Feb 14, 2012
4.3
MEDIUMCVSS 2.0
EPSS 16.03%
Description
Microsoft Internet Explorer 9 does not properly handle the creation and initialization of string objects, which allows remote attackers to read data from arbitrary process-memory locations via a crafted web site, aka "Null Byte Information Disclosure Vulnerability."
Affected products
No data.
- 9
Running on/with
- n/a
- n/a
- n/a
- r2
- r2
- 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.
AV:N/AC:M/Au:N/C:P/I:N/A:N
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 (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 16.03% (0.16028) | 96.81th | v5 (v2026.06.15) |
| Jun 15, 2026 | 16.91% (0.16915) | 96.65th | v5 (v2026.06.15) |
| Jan 5, 2026 | 16.46% (0.16456) | 94.66th | v4 (v2025.03.14) |
| Oct 15, 2025 | 18.39% (0.18390) | 94.91th | v4 (v2025.03.14) |
| Mar 30, 2025 | 16.96% (0.16958) | 94.43th | v4 (v2025.03.14) |
| Mar 29, 2025 | 21.62% (0.21619) | 93.05th | v4 (v2025.03.14) |
| Mar 19, 2025 | 16.96% (0.16958) | 94.20th | v4 (v2025.03.14) |
| Mar 17, 2025 | 21.92% (0.21915) | 95.31th | v4 (v2025.03.14) |
| Dec 17, 2024 | 90.54% (0.90544) | 99.08th | v3 (v2023.03.01) |
| Jun 22, 2024 | 95.71% (0.95711) | 99.44th | v3 (v2023.03.01) |
| Apr 28, 2024 | 95.58% (0.95576) | 99.38th | v3 (v2023.03.01) |
| Mar 4, 2024 | 95.93% (0.95927) | 99.41th | v3 (v2023.03.01) |
| Jan 10, 2024 | 95.67% (0.95671) | 99.28th | v3 (v2023.03.01) |
| Nov 13, 2023 | 95.49% (0.95495) | 99.20th | v3 (v2023.03.01) |
| Sep 14, 2023 | 95.68% (0.95678) | 99.17th | v3 (v2023.03.01) |
| Jul 12, 2023 | 96.18% (0.96176) | 99.26th | v3 (v2023.03.01) |
| May 10, 2023 | 96.57% (0.96574) | 99.36th | v3 (v2023.03.01) |
| Mar 10, 2023 | 96.62% (0.96621) | 99.33th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.64% (0.96640) | 99.33th | v3 (v2023.03.01) |
| Mar 6, 2023 | 29.80% (0.29797) | 97.49th | v2 (v2022.01.01) |
| Feb 4, 2022 | 29.80% (0.29797) | 96.29th | v2 (v2022.01.01) |
References (3)
- http://www.us-cert.gov/cas/techalerts/TA12-045A.html third-party-advisoryx_refsource_CERTThird Party AdvisoryUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-010 vendor-advisoryx_refsource_MSPatchVendor Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14870 vdb-entrysignaturex_refsource_OVALTool Signature
| Link | Providers | Tags |
|---|---|---|
| http://www.us-cert.gov/cas/techalerts/TA12-045A.html | third-party-advisoryx_refsource_CERTThird Party AdvisoryUS Government Resource | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-010 | vendor-advisoryx_refsource_MSPatchVendor Advisory | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14870 | vdb-entrysignaturex_refsource_OVALTool Signature |
Change history (0)
No recorded changes yet.