HIGH
Buffer overflow in ChaSen 2.4.x allows remote attackers to execute arbitrary code via a crafted string
Published Nov 8, 2011
9.3
HIGHCVSS 2.0
EPSS 4.15%
Description
Buffer overflow in ChaSen 2.4.x allows remote attackers to execute arbitrary code via a crafted string.
Affected products
No data.
OR
- 2.4.0
- 2.4.1
- 2.4.2
- 2.4.3
- 2.4.4
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.
4.15% 0.04153
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.04153
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.15% (0.04153) | 90.55th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.21% (0.04206) | 89.64th | v5 (v2026.06.15) |
| Dec 13, 2025 | 5.80% (0.05803) | 90.17th | v4 (v2025.03.14) |
| Sep 29, 2025 | 7.42% (0.07417) | 91.39th | v4 (v2025.03.14) |
| Mar 30, 2025 | 8.64% (0.08639) | 91.61th | v4 (v2025.03.14) |
| Mar 29, 2025 | 13.66% (0.13655) | 90.41th | v4 (v2025.03.14) |
| Mar 17, 2025 | 9.28% (0.09281) | 92.14th | v4 (v2025.03.14) |
| Dec 12, 2024 | 7.36% (0.07356) | 94.34th | v3 (v2023.03.01) |
| Jun 28, 2024 | 7.99% (0.07991) | 94.33th | v3 (v2023.03.01) |
| Mar 7, 2023 | 7.27% (0.07270) | 92.96th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.31% (0.06309) | 90.90th | v2 (v2022.01.01) |
| Apr 1, 2022 | 6.31% (0.06309) | 90.06th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.31% (0.06309) | 77.91th | v2 (v2022.01.01) |
Weaknesses (1)
References (5)
- http://jvn.jp/en/jp/JVN16901583/index.html third-party-advisoryx_refsource_JVN
- http://jvndb.jvn.jp/jvndb/JVNDB-2011-000099 third-party-advisoryx_refsource_JVNDB
- http://secunia.com/advisories/47458 third-party-advisoryx_refsource_SECUNIA
- https://hermes.opensuse.org/messages/13154862 vendor-advisoryx_refsource_SUSE
- https://hermes.opensuse.org/messages/13155433 vendor-advisoryx_refsource_SUSE
| Link | Providers | Tags |
|---|---|---|
| http://jvn.jp/en/jp/JVN16901583/index.html | third-party-advisoryx_refsource_JVN | |
| http://jvndb.jvn.jp/jvndb/JVNDB-2011-000099 | third-party-advisoryx_refsource_JVNDB | |
| http://secunia.com/advisories/47458 | third-party-advisoryx_refsource_SECUNIA | |
| https://hermes.opensuse.org/messages/13154862 | vendor-advisoryx_refsource_SUSE | |
| https://hermes.opensuse.org/messages/13155433 | vendor-advisoryx_refsource_SUSE |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner jpcert
Published Nov 8, 2011
Updated Aug 6, 2024
Reserved Oct 5, 2011
Link CVE-2011-4000
CISA Vulnrichment
Updated n/a