MEDIUM
Windows Calendar on Microsoft Windows Vista allows remote attackers to cause a denial of service (NULL dereference and persistent application crash) via a malformed ICS file
Published Aug 8, 2007
4.3
MEDIUMCVSS 2.0
EPSS 14.66%
Description
Windows Calendar on Microsoft Windows Vista allows remote attackers to cause a denial of service (NULL dereference and persistent application crash) via a malformed ICS file.
Affected products
No data.
- 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.
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
14.66% 0.14663
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.14663
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 | 14.66% (0.14663) | 96.56th | v5 (v2026.06.15) |
| Jun 15, 2026 | 14.66% (0.14663) | 96.22th | v5 (v2026.06.15) |
| May 19, 2026 | 33.30% (0.33303) | 96.98th | v4 (v2025.03.14) |
| Mar 30, 2025 | 28.81% (0.28809) | 96.15th | v4 (v2025.03.14) |
| Mar 29, 2025 | 38.55% (0.38555) | 95.84th | v4 (v2025.03.14) |
| Mar 17, 2025 | 28.81% (0.28809) | 96.15th | v4 (v2025.03.14) |
| Dec 12, 2024 | 14.85% (0.14845) | 96.01th | v3 (v2023.03.01) |
| Oct 3, 2024 | 14.33% (0.14328) | 95.81th | v3 (v2023.03.01) |
| Aug 26, 2024 | 12.63% (0.12628) | 95.56th | v3 (v2023.03.01) |
| Jul 19, 2024 | 9.33% (0.09330) | 94.76th | v3 (v2023.03.01) |
| Jun 11, 2024 | 6.97% (0.06971) | 93.96th | v3 (v2023.03.01) |
| May 4, 2024 | 7.09% (0.07087) | 93.95th | v3 (v2023.03.01) |
| Mar 27, 2024 | 5.34% (0.05342) | 92.92th | v3 (v2023.03.01) |
| Feb 18, 2024 | 4.61% (0.04605) | 92.26th | v3 (v2023.03.01) |
| Jan 10, 2024 | 2.26% (0.02263) | 88.47th | v3 (v2023.03.01) |
| Oct 28, 2023 | 2.11% (0.02112) | 87.93th | v3 (v2023.03.01) |
| Aug 14, 2023 | 1.93% (0.01925) | 87.10th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.78% (0.01781) | 86.11th | v3 (v2023.03.01) |
| Mar 6, 2023 | 13.78% (0.13782) | 95.80th | v2 (v2022.01.01) |
| Apr 1, 2022 | 13.78% (0.13782) | 95.44th | v2 (v2022.01.01) |
| Feb 4, 2022 | 13.78% (0.13782) | 90.87th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (6)
- http://osvdb.org/46801 vdb-entryx_refsource_OSVDB
- http://securityreason.com/securityalert/3004 third-party-advisoryx_refsource_SREASON
- http://www.eleytt.com/advisories/eleytt_CALICS.pdf x_refsource_MISC
- http://www.securityfocus.com/archive/1/475534/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/25201 vdb-entryx_refsource_BID
- https://exchange.xforce.ibmcloud.com/vulnerabilities/35802 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/46801 | vdb-entryx_refsource_OSVDB | |
| http://securityreason.com/securityalert/3004 | third-party-advisoryx_refsource_SREASON | |
| http://www.eleytt.com/advisories/eleytt_CALICS.pdf | x_refsource_MISC | |
| http://www.securityfocus.com/archive/1/475534/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/25201 | vdb-entryx_refsource_BID | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/35802 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 8, 2007
Updated Aug 7, 2024
Reserved Aug 8, 2007
Link CVE-2007-4247
CISA Vulnrichment
Updated n/a