Buffer overflow in the UCCompareTextDefault API in International Components for Unicode in Apple Mac OS X 10.5.8 allows context-dependent attackers to execute arbitrary code or cause a denial of service (application crash) via unspecified vectors
Published Nov 10, 2009
7.5
HIGHCVSS 2.0
EPSS 2.69%
Description
Buffer overflow in the UCCompareTextDefault API in International Components for Unicode in Apple Mac OS X 10.5.8 allows context-dependent attackers to execute arbitrary code or cause a denial of service (application crash) via unspecified vectors.
Affected products
No data.
Configuration 2
- 10.5.8
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:L/Au:N/C:P/I:P/A:P
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.69% (0.02692) | 85.37th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.69% (0.02692) | 83.89th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.70% (0.00699) | 70.28th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.31% (0.00312) | 70.98th | v3 (v2023.03.01) |
| Mar 29, 2024 | 0.31% (0.00312) | 69.60th | v3 (v2023.03.01) |
| Feb 13, 2024 | 0.26% (0.00263) | 65.01th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.22% (0.00220) | 58.11th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.67% (0.01667) | 76.01th | v2 (v2022.01.01) |
| Jul 18, 2022 | 1.67% (0.01667) | 74.72th | v2 (v2022.01.01) |
| Jul 17, 2022 | 1.74% (0.01737) | 74.92th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.67% (0.01667) | 73.92th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.67% (0.01667) | 53.03th | v2 (v2022.01.01) |
References (4)
- http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html vendor-advisoryx_refsource_APPLEPatchVendor Advisory
- http://support.apple.com/kb/HT3937 x_refsource_CONFIRMPatchVendor Advisory
- http://www.securityfocus.com/bid/36956 vdb-entryx_refsource_BIDPatch
- http://www.vupen.com/english/advisories/2009/3184 vdb-entryx_refsource_VUPEN
| Link | Providers | Tags |
|---|---|---|
| http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html | vendor-advisoryx_refsource_APPLEPatchVendor Advisory | |
| http://support.apple.com/kb/HT3937 | x_refsource_CONFIRMPatchVendor Advisory | |
| http://www.securityfocus.com/bid/36956 | vdb-entryx_refsource_BIDPatch | |
| http://www.vupen.com/english/advisories/2009/3184 | vdb-entryx_refsource_VUPEN |
Change history (0)
No recorded changes yet.