Windows Firewall in tcpip.sys in Microsoft Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly enforce firewall rules for outbound broadcast packets, which allows remote attackers to obtain potentially sensitive information by observing broadcast traffic on a local network, aka "Windows Firewall Bypass Vulnerability."
Published May 9, 2012
1.7
LOWCVSS 2.0
EPSS 5.02%
Description
Windows Firewall in tcpip.sys in Microsoft Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly enforce firewall rules for outbound broadcast packets, which allows remote attackers to obtain potentially sensitive information by observing broadcast traffic on a local network, aka "Windows Firewall Bypass Vulnerability."
Affected products
No data.
- n/a
- 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:L/AC:L/Au:S/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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.02% (0.05017) | 91.99th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.02% (0.05017) | 91.11th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.25% (0.01249) | 77.94th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.68% (0.00680) | 80.65th | v3 (v2023.03.01) |
| May 28, 2024 | 0.89% (0.00891) | 82.61th | v3 (v2023.03.01) |
| Apr 4, 2024 | 1.11% (0.01111) | 84.25th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.78% (0.00785) | 80.86th | v3 (v2023.03.01) |
| Mar 29, 2023 | 0.79% (0.00788) | 78.84th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.45% (0.00446) | 70.99th | v3 (v2023.03.01) |
| Mar 6, 2023 | 24.32% (0.24319) | 96.80th | v2 (v2022.01.01) |
| Feb 4, 2022 | 24.32% (0.24319) | 95.19th | v2 (v2022.01.01) |
References (8)
- http://osvdb.org/81730 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/49114 third-party-advisoryx_refsource_SECUNIA
- http://www.securityfocus.com/bid/53352 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1027044 vdb-entryx_refsource_SECTRACK
- http://www.us-cert.gov/cas/techalerts/TA12-129A.html third-party-advisoryx_refsource_CERTUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-032 vendor-advisoryx_refsource_MS
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75128 vdb-entryx_refsource_XF
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15160 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/81730 | vdb-entryx_refsource_OSVDB | |
| http://secunia.com/advisories/49114 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.securityfocus.com/bid/53352 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id?1027044 | vdb-entryx_refsource_SECTRACK | |
| http://www.us-cert.gov/cas/techalerts/TA12-129A.html | third-party-advisoryx_refsource_CERTUS Government Resource | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-032 | vendor-advisoryx_refsource_MS | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/75128 | vdb-entryx_refsource_XF | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15160 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.