The ApiThread function in the firewall service (aka TmPfw.exe) in Trend Micro Network Security Component (NSC) modules, as used in Trend Micro OfficeScan 8.0 SP1 Patch 1 and Internet Security 2007 and 2008 17.0.1224, allows remote attackers to cause a denial of service (service crash) via a packet with a large value in an unspecified size field
Published Jan 21, 2009
5.0
MEDIUMCVSS 2.0
EPSS 2.08%
Description
The ApiThread function in the firewall service (aka TmPfw.exe) in Trend Micro Network Security Component (NSC) modules, as used in Trend Micro OfficeScan 8.0 SP1 Patch 1 and Internet Security 2007 and 2008 17.0.1224, allows remote attackers to cause a denial of service (service crash) via a packet with a large value in an unspecified size field.
Affected products
No data.
- n/a
- 17.0.1224
- 8.0
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:N/I:N/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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.08% (0.02079) | 80.81th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.08% (0.02079) | 78.98th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.66% (0.01657) | 80.79th | v4 (v2025.03.14) |
| Dec 17, 2024 | 6.91% (0.06907) | 93.85th | v3 (v2023.03.01) |
| May 20, 2024 | 10.05% (0.10052) | 94.89th | v3 (v2023.03.01) |
| Mar 7, 2023 | 9.39% (0.09390) | 93.70th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.73th | v2 (v2022.01.01) |
References (11)
- http://secunia.com/advisories/31160 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/33609 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://secunia.com/secunia_research/2008-42/ x_refsource_MISC
- http://securityreason.com/securityalert/4937 third-party-advisoryx_refsource_SREASON
- http://www.securityfocus.com/archive/1/500195/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/33358 vdb-entryx_refsource_BIDPatch
- http://www.securitytracker.com/id?1021614 vdb-entryx_refsource_SECTRACK
- http://www.securitytracker.com/id?1021615 vdb-entryx_refsource_SECTRACK
- http://www.trendmicro.com/ftp/documentation/readme/OSCE8.0_SP1_Patch1_CriticalPatch_3191_Readme.txt x_refsource_CONFIRMVendor Advisory
- http://www.vupen.com/english/advisories/2009/0191 vdb-entryx_refsource_VUPEN
- https://exchange.xforce.ibmcloud.com/vulnerabilities/48106 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/31160 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://secunia.com/advisories/33609 | third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory | |
| http://secunia.com/secunia_research/2008-42/ | x_refsource_MISC | |
| http://securityreason.com/securityalert/4937 | third-party-advisoryx_refsource_SREASON | |
| http://www.securityfocus.com/archive/1/500195/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/33358 | vdb-entryx_refsource_BIDPatch | |
| http://www.securitytracker.com/id?1021614 | vdb-entryx_refsource_SECTRACK | |
| http://www.securitytracker.com/id?1021615 | vdb-entryx_refsource_SECTRACK | |
| http://www.trendmicro.com/ftp/documentation/readme/OSCE8.0_SP1_Patch1_CriticalPatch_3191_Readme.txt | x_refsource_CONFIRMVendor Advisory | |
| http://www.vupen.com/english/advisories/2009/0191 | vdb-entryx_refsource_VUPEN | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/48106 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.